-al a-a a-b a-c a-t aaa aab aac aal aam aat aau ab- aba abb abc abl abm abt abu ac- aca acb acc acl acm act acu al- ala alb alc all alm alt alu ama amb amc aml amm amt amu at- ata atb atc atl atm att atu au- aua aub auc aul aum aut b-u baa bab bac bal bam bat bau bba bbb bbc bbl bbm bbt bbu bca bcb bcc bcl bcm bct bcu bla blb blc bll blm blt blu bma bmb bmc bml bmm bmt bmu bta btb btc btl btm btt btu bua bub buc bul bum but buu c-- caa cab cac cal cam cat cau cba cbb cbc cbl cbm cbt cbu cca ccb ccc ccl ccm cct ccu cl- cla clb clc cll clm clt clu cma cmb cmc cml cmm cmt cmu cta ctb ctc ctl ctm ctt ctu cua cub cuc cul cum cut cuu la- laa lab lac lal lam lat lau lba lbb lbc lbl lbm lbt lbu lca lcb lcc lcl lcm lct lcu lla llb llc lll llm llt llu lma lmb lmc lml lmm lmt lmu lta ltb ltc ltl ltm ltt ltu lua lub luc lul lum lut luu maa mab mac mal mam mat mau mba mbb mbc mbl mbm mbt mbu mc- mca mcb mcc mcl mcm mct mcu mla mlb mlc mll mlm mlt mlu mma mmb mmc mml mmm mmt mmu mta mtb mtc mtl mtm mtt mtu mua mub muc mul mum mut muu taa tab tac tal tam tat tau tba tbb tbc tbl tbm tbt tbu tca tcb tcc tcl tcm tct tcu tla tlc tll tlm tlt tlu tma tmb tmc tml tmm tmt tmu tta ttb ttc ttl ttm ttt ttu tua tub tuc tul tum tut tuu ua- uaa uab uac ual uam uat uau uba ubb ubc ubl ubt ubu uca ucb ucc ucl ucm uct ucu ula ulb ulc ull ulm ult ulu um- uma umb umc uml umm umt umu uta utb utc utl utm utt utu uua uuc uum uut uuu