-ol k-t k-z kkk kkl kks kkt kl- klo kls klt klz kok kol koo kos kot koz ksk ksl kso kss kst ktk ktl kto kts ktt kzo lkl lks lkt llk lll llo lls llt llz lok lol loo los lot loz lsk lsl lso lss lst lsz ltk ltl lto lts ltt ltz lzo lzs okk okl oko oks olk oll olo ols olt oo- ook ool ooo oos oot os- osk osl oso oss ost ot- otk otl oto ots ott otz ozo ozs ozt ozz sk- skk skl sko sks skt slk sll slo sls slt sok sol soo sos sot soz ss- ssk ssl sso sss sst ssz stk stl sto sts stt stz szl tkk tkl tko tks tkt tkz tlk tll tlo tls tlt tlz to- tok tol too tos tot toz tsk tsl tso tss tst ttk ttl tto tts ttt tzs zks zlt zo- zok zol zoo zos zot zsl zst zsz ztl zzs zzt zzz