-ol k-t kkk kkl kkp kks kkt kl- klo kls klt kok kol koo kop kos kot kpk kpl kpo kpp kps kpt ksk ksl kso ksp kss kst ktk ktl kto ktp kts ktt l-p lkl lkp lks lkt llk lll llo llp lls llt lok lol loo lop los lot lpk lpl lpo lpp lps lpt lsk lsl lso lsp lss lst ltk ltl lto ltp lts ltt okk okl oko okp oks olk oll olo olp ols olt oo- ook ool ooo oop oos oot op- opk opl opo opp ops opt os- osk osl oso osp oss ost ot- otk otl oto otp ots ott p-p pkl pko pkp pks pkt plk pll plo plp pls plt pok pol poo pop pos pot ppk ppl ppo ppp pps ppt ps- psk psl pso psp pss pst pt- ptk ptl pto ptp pts ptt sk- skk skl sko skp sks skt slk sll slo slp sls slt sok sol soo sop sos sot spk spl spo spp sps spt ss- ssk ssl sso ssp sss sst stk stl sto stp sts stt tkk tkl tko tkp tks tkt tlk tll tlo tlp tls tlt to- tok tol too top tos tot tpk tpl tpo tpp tps tpt tsk tsl tso tsp tss tst ttk ttl tto ttp tts ttt