-ol k-t kkk kkl kks kkt kku kl- klo kls klt klu kok kol koo kos kot kou ksk ksl kso kss kst ksu ktk ktl kto kts ktt ktu kuk kul kus kut kuu lkl lks lkt llk lll llo lls llt llu lok lol loo los lot lou lsk lsl lso lss lst lsu ltk ltl lto lts ltt ltu luk lul luo lus lut luu okk okl oko oks oku olk oll olo ols olt olu oo- ook ool ooo oos oot os- osk osl oso oss ost osu ot- otk otl oto ots ott otu ou- ouk oul ouo ous out sk- skk skl sko sks skt sku slk sll slo sls slt slu sok sol soo sos sot sou ss- ssk ssl sso sss sst ssu stk stl sto sts stt stu suk sul suo sus sut suu tkk tkl tko tks tkt tlk tll tlo tls tlt tlu to- tok tol too tos tot tou tsk tsl tso tss tst tsu ttk ttl tto tts ttt ttu tuk tul tuo tus tut tuu ukk ukl uku ulk ull ulo uls ult ulu uok uol uoo uos uot usk usl uso uss ust usu utk utl uto uts utt utu uus uut uuu