-al -th a-a a-b a-c a-t aaa aab aac aah aal aat aau ab- aba abb abc abh abl abt abu ac- aca acb acc ach acl act acu aha ahb ahc ahh ahl aht ahu al- ala alb alc alh all alt alu at- ata atb atc ath atl att atu au- aua aub auc auh aul aut b-u baa bab bac bah bal bat bau bba bbb bbc bbh bbl bbt bbu bca bcb bcc bch bcl bct bcu bha bhb bhc bhh bhl bht bhu bla blb blc blh bll blt blu bta btb btc bth btl btt btu bua bub buc buh bul but buu c-- caa cab cac cah cal cat cau cba cbb cbc cbh cbl cbt cbu cca ccb ccc cch ccl cct ccu ch- cha chb chc chh chl cht chu cl- cla clb clc clh cll clt clu cta ctb ctc cth ctl ctt ctu cua cub cuc cuh cul cut cuu haa hab hac hah hal hat hau hba hbb hbc hbh hbl hbt hbu hca hcb hcc hch hcl hct hha hhb hhc hhh hhl hht hhu hla hlb hlc hlh hll hlt hlu hta htb htc hth htl htt hua hub huc huh hul hut huu la- laa lab lac lah lal lat lau lba lbb lbc lbh lbl lbt lbu lca lcb lcc lch lcl lct lcu lha lhb lhc lhh lht lhu lla llb llc lll llt llu lta ltb ltc lth ltl ltt ltu lua lub luc luh lul lut luu taa tab tac tah tal tat tau tba tbb tbc tbh tbl tbt tbu tca tcb tcc tch tcl tct tcu th- tha thb thc thh thl tht thu tla tlc tlh tll tlt tlu tta ttb ttc tth ttl ttt ttu tua tub tuc tuh tul tut tuu ua- uaa uab uac uah ual uat uau uba ubb ubc ubh ubl ubt ubu uca ucb ucc uch ucl uct ucu uha uhb uhc uhh uhl uht uhu ula ulb ulc ull ult ulu uta utb utc uth utl utt utu uua uuc uut uuu