-al -ol a-a a-c a-t aaa aac aak aal aao aap aat ac- aca acc ack acl aco acp act aka akc akk akl ako akp al- ala alc alk all alo alp alt aoa aoc aok aol aoo aop aot ap- apa apc apk apl apo app apt at- ata atc atl ato atp att c-- caa cac cak cal cao cap cat cca ccc cck ccl cco ccp cct cka ckc cko ckt cl- cla clc clk cll clo clp clt co- coa coc cok col coo cop cot cpa cpc cpk cpl cpo cpp cpt cta ctc ctk ctl cto ctp ctt k-t ka- kaa kac kak kal kao kap kat kca kcc kck kcl kcp kct kkc kkk kkl kkp kkt kl- kla klc klo klt koa koc kok kol koo kop kot kpa kpc kpk kpl kpo kpp kpt kta ktc ktk ktl kto ktp ktt l-p la- laa lac lak lal lao lap lat lca lcc lck lcl lco lcp lct lka lkl lkp lkt lla llc llk lll llo llp llt loa loc lok lol loo lop lot lpa lpc lpk lpl lpo lpp lpt lta ltc ltk ltl lto ltp ltt oaa oac oak oal oao oap oat oc- oca occ ock ocl oco ocp oct oka okc okk okl oko okp ola olc olk oll olo olp olt oo- ooa ooc ook ool ooo oop oot op- opa opc opk opl opo opp opt ot- ota otc otk otl oto otp ott p-p paa pac pak pal pao pap pat pca pcc pck pcl pco pcp pct pka pkc pkl pko pkp pkt pla plc plk pll plo plp plt poa poc pok pol poo pop pot ppa ppc ppk ppl ppo ppp ppt pt- pta ptc ptk ptl pto ptp ptt taa tac tak tal tao tap tat tca tcc tck tcl tco tcp tct tka tkc tkk tkl tko tkp tkt tla tlc tlk tll tlo tlp tlt to- toa toc tok tol too top tot tpa tpc tpk tpl tpo tpp tpt tta ttc ttk ttl tto ttp ttt