-al -er a-a a-c a-t aaa aac aae aak aal aam aar aat ac- aca acc ace ack acl acm acr act aea aec aee aek ael aem aer aet aka akc ake akk akl akm akr al- ala alc ale alk all alm alr alt ama amc ame amk aml amm amr amt ar- ara arc are ark arl arm arr art at- ata atc ate atl atm atr att c-- caa cac cae cak cal cam car cat cca ccc cce cck ccl ccm ccr cct ce- cea cec cee cek cel cem cer cet cka ckc ckm ckt cl- cla clc cle clk cll clm clr clt cma cmc cme cmk cml cmm cmr cmt cra crc cre crk crl crm crr crt cta ctc cte ctk ctl ctm ctr ctt eaa eac eae eak eal eam ear eat ec- eca ecc ece eck ecl ecm ecr ect eea eec eee eek eel eem eer eet eka ekc eke ekl ekr ekt ela elc ele elk ell elm elr elt em- ema emc eme emk eml emm emr emt era erc ere erk erl erm err ert eta etc ete etk etl etm etr ett k-t ka- kaa kac kae kak kal kam kar kat kca kcc kce kck kcl kcm kcr kct ke- kea kec kee kek kel kem ker ket kkc kke kkk kkl kkm kkr kkt kl- kla klc klm klr klt kma kmc kme kmk kml kmm kmt kra krc krk krl krr krt kta ktc kte ktk ktl ktm ktr ktt la- laa lac lae lak lal lam lar lat lca lcc lce lck lcl lcm lcr lct lea lec lee lek lel lem ler let lka lkl lkr lkt lla llc lle llk lll llm llr llt lma lmc lme lmk lml lmm lmr lmt lra lrc lrk lrm lrr lrt lta ltc lte ltk ltl ltm ltr ltt m-r maa mac mae mak mal mam mar mat mc- mca mcc mce mck mcl mcm mcr mct mea mec mee mek mel mem mer met mka mkc mke mkk mkl mkm mkr mkt mla mlc mle mlk mll mlm mlr mlt mma mmc mme mmk mml mmm mmr mmt mra mrc mre mrk mrl mrm mrr mrt mta mtc mte mtk mtl mtm mtr mtt ra- raa rac rae rak ral ram rar rat rca rcc rce rcl rcm rcr rct re- rea rec ree rek rel rem rer ret rkc rke rkk rkm rkt rla rlc rle rll rlm rlr rlt rma rmc rme rml rmm rmr rmt rra rrc rrk rrl rrm rrr rrt rta rtc rte rtk rtl rtm rtr rtt taa tac tae tak tal tam tar tat tca tcc tce tck tcl tcm tcr tct te- tea tec tee tek tel tem ter tet tka tkc tke tkk tkl tkm tkr tkt tla tlc tle tlk tll tlm tlr tlt tma tmc tme tmk tml tmm tmr tmt tra trc tre trk trl trm trr trt tta ttc tte ttk ttl ttm ttr ttt