<!ENTITY lowercase "'AaÀàÁáÂâÃãÄäÅåĀāĂ㥹ǍǎǞǟǠǡǺǻȀȁȂȃȦȧḀḁẚẠạẢảẤấẦầẨẩẪẫẬậẮắẰằẲẳẴẵẶặBbƀƁɓƂƃḂḃḄḅḆḇCcÇçĆćĈĉĊċČčƇƈɕḈḉDdĎďĐđƊɗƋƌDžDzȡɖḊḋḌḍḎḏḐḑḒḓEeÈèÉéÊêËëĒēĔĕĖėĘęĚěȄȅȆȇȨȩḔḕḖḗḘḙḚḛḜḝẸẹẺẻẼẽẾếỀềỂểỄễỆệFfƑƒḞḟGgĜĝĞğĠġĢģƓɠǤǥǦǧǴǵḠḡHhĤĥĦħȞȟɦḢḣḤḥḦḧḨḩḪḫẖIiÌìÍíÎîÏïĨĩĪīĬĭĮįİƗɨǏǐȈȉȊȋḬḭḮḯỈỉỊịJjĴĵǰʝKkĶķƘƙǨǩḰḱḲḳḴḵLlĹĺĻļĽľĿŀŁłƚLjȴɫɬɭḶḷḸḹḺḻḼḽMmɱḾḿṀṁṂṃNnÑñŃńŅņŇňƝɲƞȠNjǸǹȵɳṄṅṆṇṈṉṊṋOoÒòÓóÔôÕõÖöØøŌōŎŏŐőƟƠơǑǒǪǫǬǭǾǿȌȍȎȏȪȫȬȭȮȯȰȱṌṍṎṏṐṑṒṓỌọỎỏỐốỒồỔổỖỗỘộỚớỜờỞởỠỡỢợPpƤƥṔṕṖṗQqʠRrŔŕŖŗŘřȐȑȒȓɼɽɾṘṙṚṛṜṝṞṟSsŚśŜŝŞşŠšȘșʂṠṡṢṣṤṥṦṧṨṩTtŢţŤťŦŧƫƬƭƮʈȚțȶṪṫṬṭṮṯṰṱẗUuÙùÚúÛûÜüŨũŪūŬŭŮůŰűŲųƯưǓǔǕǖǗǘǙǚǛǜȔȕȖȗṲṳṴṵṶṷṸṹṺṻỤụỦủỨứỪừỬửỮữỰựVvƲʋṼṽṾṿWwŴŵẀẁẂẃẄẅẆẇẈẉẘXxẊẋẌẍYyÝýÿŸŶŷƳƴȲȳẎẏẙỲỳỴỵỶỷỸỹZzŹźŻżŽžƵƶȤȥʐʑẐẑẒẓẔẕẕ'">
<!ENTITY uppercase "'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABBBBBBBBBBBBBCCCCCCCCCCCCCCCCCDDDDDDDDDDDDDDDDDDDDDDDDEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEFFFFFFGGGGGGGGGGGGGGGGGGGGHHHHHHHHHHHHHHHHHHHHIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIJJJJJJKKKKKKKKKKKKKKLLLLLLLLLLLLLLLLLLLLLLLLLLMMMMMMMMMNNNNNNNNNNNNNNNNNNNNNNNNNNNOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOPPPPPPPPQQQRRRRRRRRRRRRRRRRRRRRRRRSSSSSSSSSSSSSSSSSSSSSSSTTTTTTTTTTTTTTTTTTTTTTTTTUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUVVVVVVVVWWWWWWWWWWWWWWWXXXXXXYYYYYYYYYYYYYYYYYYYYYYYZZZZZZZZZZZZZZZZZZZZZ'">
-<!ENTITY primary 'normalize-space(concat(primary/@sortas, primary[not(@sortas) or @sortas = ""]))'>
-<!ENTITY secondary 'normalize-space(concat(secondary/@sortas, secondary[not(@sortas) or @sortas = ""]))'>
-<!ENTITY tertiary 'normalize-space(concat(tertiary/@sortas, tertiary[not(@sortas) or @sortas = ""]))'>
+<!-- The following three entities are used for sorting and grouping
+ indexterms, not in presentation of them. -->
+<!-- If @sortas is present, sort and group by combination of
+ @sortas, space and entry to keep it separate from other entries
+ with the same @sortas.
+ If @sortas is not present, the first item is empty, and the added space
+ is removed when normalize-space is applied, leaving just the entry -->
+<!ENTITY primary 'normalize-space(concat(primary/@sortas, " ", primary))'>
+<!ENTITY secondary 'normalize-space(concat(secondary/@sortas, " ", secondary))'>
+<!ENTITY tertiary 'normalize-space(concat(tertiary/@sortas, " ", tertiary))'>
<!ENTITY section '(ancestor-or-self::set|ancestor-or-self::book|ancestor-or-self::part|ancestor-or-self::reference|ancestor-or-self::partintro|ancestor-or-self::chapter|ancestor-or-self::appendix|ancestor-or-self::preface|ancestor-or-self::article|ancestor-or-self::section|ancestor-or-self::sect1|ancestor-or-self::sect2|ancestor-or-self::sect3|ancestor-or-self::sect4|ancestor-or-self::sect5|ancestor-or-self::refentry|ancestor-or-self::refsect1|ancestor-or-self::refsect2|ancestor-or-self::refsect3|ancestor-or-self::simplesect|ancestor-or-self::bibliography|ancestor-or-self::glossary|ancestor-or-self::index|ancestor-or-self::webpage)[last()]'>
parent::refsynopsisdiv|parent::sect1|parent::sect2|parent::sect3|parent::sect4|
parent::sect5|parent::section|parent::setindex|parent::sidebar|
parent::simplesect|parent::taskprerequisites|parent::taskrelated|
- parent::tasksummary|parent::warning">
\ No newline at end of file
+ parent::tasksummary|parent::warning">