-al a-a a-b a-c aaa aab aac aah aak aal aam ab- aba abb abc abh abk abl abm ac- aca acb acc ach ack acl acm aha ahb ahc ahh ahk ahl ahm aka akb akc akh akk akl akm al- ala alb alc alh alk all alm ama amb amc amh amk aml amm baa bab bac bah bak bal bam bba bbb bbc bbh bbk bbl bbm bca bcb bcc bch bck bcl bcm bha bhb bhc bhh bhk bhl bhm bka bkb bkc bkk bkl bkm bla blb blc blh blk bll blm bma bmb bmc bmh bmk bml bmm c-- caa cab cac cah cak cal cam cba cbb cbc cbh cbk cbl cbm cca ccb ccc cch cck ccl ccm ch- cha chb chc chh chk chl chm cka ckb ckc ckh ckm cl- cla clb clc clh clk cll clm cma cmb cmc cmh cmk cml cmm haa hab hac hah hak hal ham hba hbb hbc hbh hbk hbl hbm hca hcb hcc hch hck hcl hcm hha hhb hhc hhh hhk hhl hhm hka hkb hkh hkk hkl hkm hla hlb hlc hlh hll hlm hma hmb hmc hmh hmk hml hmm ka- kaa kab kac kah kak kal kam kba kbb kbc kbh kbk kbl kbm kca kcb kcc kch kck kcl kcm kha khh khk khm kkb kkc kkh kkk kkl kkm kl- kla klb klc klh klm kma kmb kmc kmh kmk kml kmm la- laa lab lac lah lak lal lam lba lbb lbc lbh lbk lbl lbm lca lcb lcc lch lck lcl lcm lha lhb lhc lhh lhk lka lkb lkh lkl lla llb llc llk lll llm lma lmb lmc lmh lmk lml lmm maa mab mac mah mak mal mam mba mbb mbc mbh mbk mbl mbm mc- mca mcb mcc mch mck mcl mcm mha mhc mhh mhk mhl mhm mka mkb mkc mkh mkk mkl mkm mla mlb mlc mlh mlk mll mlm mma mmb mmc mmh mmk mml mmm