-al -ol a-a a-c aaa aac aak aal aao aap aas aav ac- aca acc ack acl aco acp acs acv aka akc akk akl ako akp aks akv al- ala alc alk all alo alp als alv aoa aoc aok aol aoo aop aos aov ap- apa apc apk apl apo app aps apv as- asa asc ask asl aso asp ass asv av- ava avc avk avl avo avp avs c-- caa cac cak cal cao cap cas cav cca ccc cck ccl cco ccp ccs ccv cka ckc cko cks cl- cla clc clk cll clo clp cls clv co- coa coc cok col coo cop cos cov cpa cpc cpk cpl cpo cpp cps cpv csa csc csk csl cso csp css csv cva cvc cvk cvl cvo cvp cvs cvv ka- kaa kac kak kal kao kap kas kav kca kcc kck kcl kcp kcs kkc kkk kkl kkp kks kkv kl- kla klc klo kls klv koa koc kok kol koo kop kos kpa kpc kpk kpl kpo kpp kps kpv ksa ksc ksk ksl kso ksp kss ksv kva kvk kvo kvp kvs kvv l-p la- laa lac lak lal lao lap las lav lca lcc lck lcl lco lcp lcs lcv lka lkl lkp lks lla llc llk lll llo llp lls llv loa loc lok lol loo lop los lov lpa lpc lpk lpl lpo lpp lps lpv lsa lsc lsk lsl lso lsp lss lsv lva lvc lvl lvp lvs lvv oaa oac oak oal oao oap oas oav oc- oca occ ock ocl oco ocp ocs ocv oka okc okk okl oko okp oks ola olc olk oll olo olp ols oo- ooa ooc ook ool ooo oop oos oov op- opa opc opk opl opo opp ops opv os- osa osc osk osl oso osp oss osv ov- ova ovc ovl ovo ovp ovs ovv p-p paa pac pak pal pao pap pas pav pca pcc pck pcl pco pcp pcs pcv pka pkc pkl pko pkp pks pla plc plk pll plo plp pls plv poa poc pok pol poo pop pos pov ppa ppc ppk ppl ppo ppp pps ppv ps- psa psc psk psl pso psp pss psv pva pvc pvk pvl pvo pvp pvs pvv saa sac sak sal sao sap sas sav sca scc sck scl sco scp scs scv sk- ska skc skk skl sko skp sks sla slc slk sll slo slp sls slv soa soc sok sol soo sop sos sov spa spc spk spl spo spp sps spv ss- ssa ssc ssk ssl sso ssp sss ssv sva svc svk svl svo svp svs svv v-a vaa vac vak val vao vap vas vav vca vcc vcl vco vcp vcs vka vkp vl- vla vlc vlk vll vlo vlp vls vlv voa voc vok vol voo vop vos vov vpa vpc vpk vpl vpo vpp vps vsa vsc vsk vsl vso vsp vss vsv vva vvc vvo vvs vvv