-ly -ol lll llo lls llt llu lly lol loo los lot lou loy lsl lso lss lst lsu ltl lto lts ltt ltu lul luo lus lut luu luy lyl lyo lys lyt oll olo ols olt olu oly oo- ool ooo oos oot os- osl oso oss ost osu ot- otl oto ots ott otu ou- oul ouo ous out oyl oyo oys sll slo sls slt slu sly sol soo sos sot sou soy ss- ssl sso sss sst ssu stl sto sts stt stu sty sul suo sus sut suu suy sy- syl sys syt syu tll tlo tls tlt tlu to- tol too tos tot tou toy tsl tso tss tst tsu tsy ttl tto tts ttt ttu tty tul tuo tus tut tuu tuy tyl tyo tys tyt ull ulo uls ult ulu uly uol uoo uos uot usl uso uss ust usu utl uto uts utt utu uty uus uut uuu uyo uys uyu yll yls ylt yly yol yoo yos yot you yoy ysl yso yss yst ysu ysy ytl yto yts ytt ytu yul yuo yus yut yuu yuy yys yyt yyu yyy