-hou -ous bbbb bbbs bbhs bhhs bhoi bhuu bibb bibi bibo bibs bihi bihs bihu biis bikh biko biku bio- bioi bios biou bis- bish bisk biso biss bisu bkhs bobb bobi bobo bobs bobu boho bohs bohu boi- boii bois boiu boki boko boks boku boob booh book boos bosh bosi bosk boso boss bosu bouh bouk bous bshs bsos bubb bubi bubo bubs bubu buhi buho buhs buik buis buiu bukh buki bukk buko buku bush busi busk buss busu buus h-ii hbbs hbhs hbio hbos hbss hhhh hhhs hhus hibi hibu hihi hiho hiis hiiu hiki hiku hiob hisb hish hiss hkbu hkis hobo hobs hoho hoik hois hoki hoko hoks hoku hook hoos hosh hoss houk hshs hski hsob hubb hubi hubo hubs huhi huhs huhu huib huik huis huki huos hush husi husk huso huss huub huus ibis ibos ibss ibus ihis ihob ihss ihub ihuo iiii iiio iiis iioi iioo iios iisi iisu ikki ikko ikoo iksu ikuo iobi ioii ioio ioko iooi iooo ioos ioso iosu ious ishi ishk ishs isis isko isku iso- isok isos issh issi isso isss issu isuh isus iuiu iuss k-os kbbb kbbi kbbk kbbo kbbs kbbu kbhb kbhh kbhi kbhs kbib kbik kbio kbis kbiu kbkb kbkk kbko kbob kboi kbok kboo kbos kbsb kbsi kbsk kbso kbss kbsu kbub kbuk kbus kbuu khbs khhk khho khhs khii khio khis khki khkk khks khob khoi khok khou khsi khss khsu khub khui khuk khus kibb kibi kibo kibs kibu kihh kihi kihk kiho kihs kihu kiii kiik kiis kiiu kiki kikk kiko kiku kioh kioi kiok kioo kiou kish kisi kisk kiso kiss kisu kiuu kkbb kkbi kkbo kkbs kkhb kkhh kkhi kkhk kkik kkkk kkob kkoh kkoo kksi kkss kksu kkus kkuu kobb kobi kobk kobo kobs kobu kohh kohi koho kohs kohu koii kokb kokh koki kokk koko koks koku koob kooi kook kooo koos koou kos- kosb kosh kosi koso koss kosu koub koui kous kouu ksbh ksbi ksbs kshb kshi kshk ksho kshs kshu ksib ksii ksik ksis kskb kskk ksko ksks ksku ksob ksoi ksok ksoo ksos ksou kssi ksso ksss kssu ksub ksuh ksui ksuu kubb kubo kubs kubu kuhi kuhs kuhu kuih kuik kukh kuki kukk kuks kuku kuok kuoo kuos kusb kush kuso kusu kuub kuuk kuuu obbo obhs obis obkb oboi obok obos obss obuh obus ohhi ohho ohhs ohio ohis ohob ohoh ohok ohos ohso ohss ohus oiii oiko oiks oios oisu okko okok oksi okso okus oobi ooho oohs ooku oooh oooo ooos oosi oous oshi osho oshs oshu osii osik osis oski osku osoi osoo osos ossb ossi osso ossu oubs ouii ouis ouu- s-ib s-ii s-os sbbs sbhk sbhs sbsi sbus shbs shhh shhs shib shih shii shik shio shis shiu shok shoo shos shou shub shui shuk shus shuu sibi sibo sibs sibu sihi sihk sihs sihu siik sikh siki siko siks siku sios siou sish sisi sisk siss sisu siui sius skhs skik skio skis skiu skss skui sobo sobs sobu sohh soho sohs sohu soik sois soki sokk soko soku sook soos sosh sosi soso soss souk sous sshs ssis sssb sssh sssi ssss sub- subb subh subi subo subs suhb suhi suho suio suis sukh suki suks suku suoh suos sus- susi susk suso suss susu suus ubbi ubbo ubii ubik ubis ubos uhoh uhok uhss uhuh ukko ukok us-k usbs ushi usho ushs ushu usis usoi usos ussb usss ussu usui usus uusi uuuu