-al -ic a-a a-b a-c a-i a-t aaa aab aac aae aai aal aam aat ab- aba abb abc abe abi abl abm abt ac- aca acb acc ace aci acl acm act aea aeb aec aee aei ael aem aet ai- aia aib aic aie aii ail aim ait al- ala alb alc ale ali all alm alt ama amb amc ame ami aml amm amt at- ata atb atc ate ati atl atm att baa bab bac bae bai bal bam bat bba bbb bbc bbe bbi bbl bbm bbt bca bcb bcc bce bci bcl bcm bct be- bea beb bec bee bei bel bem bet bi- bia bib bic bie bii bil bim bit bla blb blc ble bli bll blm blt bma bmb bmc bme bmi bml bmm bmt bta btb btc bte bti btl btm btt c-- caa cab cac cae cai cal cam cat cba cbb cbc cbe cbi cbl cbm cbt cca ccb ccc cce cci ccl ccm cct ce- cea ceb cec cee cei cel cem cet ci- cia cib cic cie cii cil cim cit cl- cla clb clc cle cli cll clm clt cma cmb cmc cme cmi cml cmm cmt cta ctb ctc cte cti ctl ctm ctt eaa eab eac eae eai eal eam eat eba ebb ebc ebe ebi ebl ebm ebt ec- eca ecb ecc ece eci ecl ecm ect eea eeb eec eee eel eem eet eia eib eic eie eii eil eim eit ela elb elc ele eli ell elm elt em- ema emb emc eme emi eml emm emt eta etb etc ete eti etl etm ett ia- iaa iab iac iae iai ial iam iat iba ibb ibc ibe ibi ibl ibm ibt ica icb icc ice ici icl icm ict ie- iea iec iee iei iel iem iet iia iib iic iie iii iil iim iit il- ila ilb ilc ile ili ill ilm ilt im- ima imb imc ime imi iml imm imt ita itb itc ite iti itl itm itt la- laa lab lac lae lai lal lam lat lba lbb lbc lbe lbi lbl lbm lbt lca lcb lcc lce lci lcl lcm lct lea leb lec lee lei lel lem let lia lib lic lie lii lil lim lit lla llb llc lle lli lll llm llt lma lmb lmc lme lmi lml lmm lmt lta ltb ltc lte lti ltl ltm ltt maa mab mac mae mai mal mam mat mba mbb mbc mbe mbi mbl mbm mbt mc- mca mcb mcc mce mci mcl mcm mct mea meb mec mee mei mel mem met mi- mia mib mic mie mii mil mim mit mla mlb mlc mle mli mll mlm mlt mma mmb mmc mme mmi mml mmm mmt mta mtb mtc mte mti mtl mtm mtt taa tab tac tae tai tal tam tat tba tbb tbc tbe tbi tbl tbm tbt tca tcb tcc tce tci tcl tcm tct te- tea teb tec tee tei tel tem tet tia tib tic tie tii til tim tit tla tlc tle tli tll tlm tlt tma tmb tmc tme tmi tml tmm tmt tta ttb ttc tte tti ttl ttm ttt