-al -th a-a a-b a-c a-t aaa aab aac aah aak aal aat aau ab- aba abb abc abh abk abl abt abu ac- aca acb acc ach ack acl act acu aha ahb ahc ahh ahk ahl aht ahu aka akb akc akh akk akl aku al- ala alb alc alh alk all alt alu at- ata atb atc ath atl att atu au- aua aub auc auh auk aul aut b-u baa bab bac bah bak bal bat bau bba bbb bbc bbh bbk bbl bbt bbu bca bcb bcc bch bck bcl bct bcu bha bhb bhc bhh bhk bhl bht bhu bka bkb bkc bkk bkl bkt bla blb blc blh blk bll blt blu bta btb btc bth btk btl btt btu bua bub buc buh buk bul but buu c-- caa cab cac cah cak cal cat cau cba cbb cbc cbh cbk cbl cbt cbu cca ccb ccc cch cck ccl cct ccu ch- cha chb chc chh chk chl cht chu cka ckb ckc ckh ckt cl- cla clb clc clh clk cll clt clu cta ctb ctc cth ctk ctl ctt ctu cua cub cuc cuh cuk cul cut cuu haa hab hac hah hak hal hat hau hba hbb hbc hbh hbk hbl hbt hbu hca hcb hcc hch hck hcl hct hha hhb hhc hhh hhk hhl hht hhu hka hkb hkh hkk hkl hkt hku hla hlb hlc hlh hll hlt hlu hta htb htc hth htk htl htt hua hub huc huh huk hul hut huu k-t ka- kaa kab kac kah kak kal kat kau kba kbb kbc kbh kbk kbl kbu kca kcb kcc kch kck kcl kct kcu kha khh khk khu kkb kkc kkh kkk kkl kkt kku kl- kla klb klc klh klt klu kta ktb ktc kth ktk ktl ktt ktu kub kuc kuh kuk kul kut kuu la- laa lab lac lah lak lal lat lau lba lbb lbc lbh lbk lbl lbt lbu lca lcb lcc lch lck lcl lct lcu lha lhb lhc lhh lhk lht lhu lka lkb lkh lkl lkt lla llb llc llk lll llt llu lta ltb ltc lth ltk ltl ltt ltu lua lub luc luh luk lul lut luu taa tab tac tah tak tal tat tau tba tbb tbc tbh tbk tbl tbt tbu tca tcb tcc tch tck tcl tct tcu th- tha thb thc thh thk thl tht thu tka tkb tkc tkk tkl tkt tla tlc tlh tlk tll tlt tlu tta ttb ttc tth ttk ttl ttt ttu tua tub tuc tuh tuk tul tut tuu ua- uaa uab uac uah uak ual uat uau uba ubb ubc ubh ubk ubl ubt ubu uca ucb ucc uch uck ucl uct ucu uha uhb uhc uhh uhl uht uhu uka ukb ukc ukk ukl uku ula ulb ulc ulk ull ult ulu uta utb utc uth utk utl utt utu uua uuc uut uuu