sit sla slc sle slf sli sll slo slr sls slt sly soa soc soe sof soi sol soo sor sos sot soy sr- sra src sre srf sri srl sro srr srs srt sry ss- ssa ssc sse ssf ssi ssl sso ssr sss sst sta stc ste stf sti stl sto str sts stt sty sy- sya syc sye syi syl syr sys syt taa tac tae taf tai tal tao tar tas tat tay tca tcc tce tcf tci tcl tco tcr tcs tct te- tea tec tee tef tei tel teo ter tes tet tey tfa tfc tfe tff tfi tfl tfo tfr tfs tft tia tic tie tif tii til tio tir tis tit tiy tla tlc tle tlf tli tll tlo tlr tls tlt to- toa toc toe tof toi tol too tor tos tot toy tra trc tre trf tri trl tro trr trs trt try tsa tsc tse tsf tsi tsl tso tsr tss tst tsy tta ttc tte ttf tti ttl tto ttr tts ttt tty tya tyc tye tyf tyl tyo tyr tys tyt yaa yac yae yaf yai yal yao yar yas yat yay yca ycc yce ycf yci ycl yco ycs ycy yea yec yee yef yei yel yeo yer yes yet yey yfa yfc yfe yff yfr yfs yft yie yif yii yio yir yis yit ylc yle yli yll ylr yls ylt yly yoc yoe yof yoi yol yoo yor yos yot yoy yra yrc yre yrf yro yrs yrt ysa ysc yse ysi ysl yso ysr yss yst ysy yta ytc yte ytf ytl yto ytr yts ytt yyc yye yyf yys yyt yyy