a-a a-b a-c aaa aab aac aah aak aas aau aaw ab- aba abb abc abh abk abs abu abw ac- aca acb acc ach ack acs acu acw aha ahb ahc ahh ahk ahs ahu ahw aka akb akc akh akk aks aku akw as- asa asb asc ash ask ass asu asw au- aua aub auc auh auk aus auw aw- awa awb awc awh awk aws awu aww b-u baa bab bac bah bak bas bau baw bba bbb bbc bbh bbk bbs bbu bbw bca bcb bcc bch bck bcs bcu bha bhb bhc bhh bhk bhs bhu bhw bka bkb bkc bkk bks bkw bsa bsb bsc bsh bsk bss bsu bsw bua bub buc buh buk bus buu buw bwa bwb bwc bwh bwk bws bwu c-- caa cab cac cah cak cas cau caw cba cbb cbc cbh cbk cbs cbu cbw cca ccb ccc cch cck ccs ccu ccw ch- cha chb chc chh chk chs chu chw cka ckb ckc ckh cks ckw csa csb csc csh csk css csu csw cua cub cuc cuh cuk cus cuu cuw cw- cwa cwb cwc cwh cwk cws cwu haa hab hac hah hak has hau haw hba hbb hbc hbh hbk hbs hbu hbw hca hcb hcc hch hck hcs hcw hha hhb hhc hhh hhk hhs hhu hhw hka hkb hkh hkk hks hku hkw hsa hsb hsc hsh hsk hss hsu hsw hua hub huc huh huk hus huu huw hw- hwa hwb hwk hws hwu hww ka- kaa kab kac kah kak kas kau kaw kba kbb kbc kbh kbk kbs kbu kbw kca kcb kcc kch kck kcs kcu kha khh khk khs khu kkb kkc kkh kkk kks kku ksa ksb ksc ksh ksk kss ksu ksw kub kuc kuh kuk kus kuu kw- kwa kwc kwh kwk kws kww saa sab sac sah sak sas sau saw sba sbb sbc sbh sbk sbs sbu sbw sca scb scc sch sck scs scu scw sh- sha shb shc shh shk shs shu sk- ska skb skc skh skk sks sku skw ss- ssa ssb ssc ssh ssk sss ssu ssw sua sub suc suh suk sus suu suw swa swb swc swh swk sws swu ua- uaa uab uac uah uak uas uau uaw uba ubb ubc ubh ubk ubs ubu ubw uca ucb ucc uch uck ucs ucu ucw uha uhb uhc uhh uhs uhu uhw uka ukb ukc ukk uku usa usb usc ush usk uss usu usw uua uuc uus uuu uwa uwb uwc uws uww waa wab wac wah wak was wau waw wba wbb wbc wbs wbw wca wcb wcc wch wck wcs wcu wcw wh- wha whb whc whh whk whs whu whw wka wkb wkc wks wkw wsa wsb wsc wsh wsk wss wsu wsw wua wub wuc wus wwa wwc wwu www