-hou -ous a-ha aaaa aaab aaac aaah aaas aaba aabb aabc aabh aaca aacb aacc aach aaco aacs aacu aaha aahs aaoo aasa aasc aass aasu aaus abaa abab abac abas abau abb- abba abbb abbo abbs abca abcb abcc abch abcs abha abho abhs aboa abob aboh aboo abos abou abs- absa abss absu abua abus acaa acab acac acas acba acca accc acch acco accs accu acha achh acho achs achu acoa acoh acos acou acsa acsc acss acu- acuo acus ahab ahac ahah ahas ahau ahha ahhs ahoa ahsa ahso ahss ahua ahus aoah aoba aoca aocs aoss aous asaa asab asac asah asao asas asau asba asbo asbu asc- asca ascb ascc asch asco asha ashs ashu asob asoc asos asou assa assc assh asso asss assu asub asus auaa auca auch ausa aush ausu baaa baah baas baba babb babo babs babu bac- baca bacc bach baco bacs baha baho bahs bahu baoh baos basa basc bash baso bass basu bau- bbas bbau bbbb bbbs bbch bbhs bcaa bcas bcbc bcbs bcca bccc bccs bchs bcos bcsa bcsc bcss bcuc bhao bhca bhcc bhhs bhuu boab boac boas boba bobb bobo bobs bobu boca boch boco bocs bocu boha boho bohs bohu boob booc booh boos bosa bosc bosh boso boss bosu boua bouh bous bsaa bsac bsas bscs bshs bsos bssc buba bubb bubo bubs bubu buca bucc buch buco bucs bucu buha buho buhs busa busc bush buss busu buus c-bo caaa caab caac caah caas caba cabo cabs cabu cac- caca cacc cach caco caha cahs caos casa casb casc cash caso cass casu cauc cauo caus cbac cbbc cbbs cbca cbcc cbcs cbcu cbha cbhs cbsa cbsc cbus ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccs cccu ccha cchs ccob ccoc ccsa ccss ccuc ccus chaa chab chac chah chao chas chau chca chch chcs chha chhs choc choh choo chos chou chsc chsh chua chub chus coas coba cobb cobh cobo cobs cobu coca coch coco cocu coha coho cohs coob cooh coos cosa cosc cosh coso coss coua coub cous csaa csab csac csao csas cscb cscc csch csco cscs cshs csob csos cssa csua csus cuau cub- cuba cubb cubs cuca cucc cusa cusb cush cuso cuss cusu haab haas haba habo habs habu haco hacs haha haho hahs hasa hasc hash hass hau- haus hbbs hbhs hboc hbos hbss hcbc hcbs hcca hccb hccc hcch hccs hchs hcsa hcsc hcso hcss hhaa hhhh hhhs hhus hoac hoas hoba hobo hobs hoca hoch hocs hoha hoho hoos hosa hosh hoss hsac hsas hsbc hscc hshs hsob hsua huac huah huas huba hubb hubo hubs huch hucs hucu huhs huhu huos husa hush huso huss huub huus oaau oahs oahu oasc oass obas obba obbo obhs obos obss obuh obus ocab ocac ocas ocbc occa occc ocha ochs ocos ocsa ohau ohba ohcc ohho ohhs ohob ohoh ohos ohso ohss ohus ooaa ooba ooha ooho oohs oooh oooo ooos oosa oous osas osba osca oscc osco osha oshc osho oshs oshu osoo osos ossa ossb osso ossu ouac oubs oucc ouch ousa ouu- s-os sa-c saab saac saah saas saba sabb sabc sabo sabs sabu saca sacc saco sacs sacu saha saho sahs sahu saos saou sasa sasc sash saso sass saua sauc sauh saus sbaa sbac sbas sbbs sbca sbcc sbcs sbhc sbhs sbsa sbus scaa scab scac scas scba sccc sccs sch- scha schh scho schs scob scoh scoo scsa scsc scsh scso scsu scua scub shab shac shah shao shas shau shbs shca shcc shha shhh shhs shoa shoo shos shou shsc shua shub shus shuu soas soba sobo sobs sobu soca soch soco socs soha sohh soho sohs sohu soos sosa sosh soso soss sous ssaa ssab ssac ssao ssas ssau ssca sscc sscs sshs ssoc sssa sssb sssc sssh ssss suas sub- suba subb subh subo subs suc- succ such sucs suha suhb suho suoh suos sus- susa suso suss susu suus uabc uaca uahs uaoc uasa uaua ubac ubba ubbo uboc ubos ucas ucbc ucca ucha ucho uchs ucos ucsa ucsb ucsc ucsu ucua uhoh uhss uhuh uocc us-a usaa usac usas usba usbc usbs usca uscc usch usco uscs usha usho ushs ushu usoc usos ussa ussb ussc usss ussu usua usus uuoc uuuu