-ol k-t kkk kkl kkp kkr kks kkt kl- klo klr kls klt kok kol koo kop kor kos kot kpk kpl kpo kpp kpr kps kpt krk krl kro krp krr krs krt ksk ksl kso ksp ksr kss kst ktk ktl kto ktp ktr kts ktt l-p lkl lkp lkr lks lkt llk lll llo llp llr lls llt lok lol loo lop lor los lot lpk lpl lpo lpp lpr lps lpt lrk lro lrp lrr lrs lrt lsk lsl lso lsp lsr lss lst ltk ltl lto ltp ltr lts ltt okk okl oko okp okr oks olk oll olo olp ols olt oo- ook ool ooo oop oor oos oot op- opk opl opo opp opr ops opt or- ork orl oro orp orr ors ort os- osk osl oso osp osr oss ost ot- otk otl oto otp otr ots ott p-p pkl pko pkp pkr pks pkt plk pll plo plp plr pls plt pok pol poo pop por pos pot ppk ppl ppo ppp ppr pps ppt prk prl pro prp prr prs prt ps- psk psl pso psp psr pss pst pt- ptk ptl pto ptp ptr pts ptt rkk rko rkp rks rkt rll rlo rlp rlr rls rlt rok rol roo rop ror ros rot rpk rpl rpo rpp rpr rps rpt rrk rrl rrp rrr rrs rrt rsk rsl rso rsp rsr rss rst rtk rtl rto rtp rtr rts rtt sk- skk skl sko skp skr sks skt slk sll slo slp slr sls slt sok sol soo sop sor sos sot spk spl spo spp spr sps spt sr- srk srl sro srp srr srs srt ss- ssk ssl sso ssp ssr sss sst stk stl sto stp str sts stt tkk tkl tko tkp tkr tks tkt tlk tll tlo tlp tlr tls tlt to- tok tol too top tor tos tot tpk tpl tpo tpp tpr tps tpt trk trl tro trp trr trs trt tsk tsl tso tsp tsr tss tst ttk ttl tto ttp ttr tts ttt