ree ref rei rel reo rer res ret reu rey rfa rfc rfe rff rfi rfl rfo rfr rfs rft rfu ria ric rie rif rii ril rio rir ris rit riy rla rlc rle rlf rli rll rlo rlr rls rlt rlu rly roa roc roe rof roi rol roo ror ros rot rou roy rra rrc rrf rri rrl rrr rrs rrt rru rsa rsc rse rsf rsi rsl rso rsr rss rst rsu rta rtc rte rtf rti rtl rto rtr rts rtt rtu rty rua ruc rue ruf rui ruo rur rus rut ruu ruy ry- rya ryc rye ryf ryo ryr rys ryu ryy saa sac sae saf sai sal sao sar sas sat sau say sca scc sce scf sci scl sco scr scs sct scu se- sea sec see sef sei sel seo ser ses set seu sey sfa sfc sfe sff sfi sfl sfo sfr sfs sft sfu sia sic sie sif sii sil sio sir sis sit siu sla slc sle slf sli sll slo slr sls slt slu sly soa soc soe sof soi sol soo sor sos sot sou soy sr- sra src sre srf sri srl sro srr srs srt sry ss- ssa ssc sse ssf ssi ssl sso ssr sss sst ssu sta stc ste stf sti stl sto str sts stt stu sty sua suc sue suf sui sul suo sur sus sut suu suy sy- sya syc sye syi syl syr sys syt syu taa tac tae taf tai tal tao tar tas tat tau tay tca tcc tce tcf tci tcl tco tcr tcs tct tcu te- tea tec tee tef tei tel teo ter tes tet teu tey tfa tfc tfe tff tfi tfl tfo tfr tfs tft tfu tia tic tie tif tii til tio tir tis tit tiu tiy tla tlc tle tlf tli tll tlo tlr tls tlt tlu to- toa toc toe tof toi tol too tor tos tot tou toy tra trc tre trf tri trl tro trr trs trt tru try tsa tsc tse tsf tsi tsl tso tsr tss tst tsu tsy tta ttc tte ttf tti ttl tto ttr tts ttt ttu tty tua tuc tue tuf tui tul tuo tur tus tut tuu tuy tya tyc tye tyf tyl tyo tyr tys tyt ua- uaa uac uae uaf uai ual uao uar uas uat uau uay uca ucc uce ucf uci ucl uco ucr ucs uct ucu uea uec uee uef uei uel uer ues uet uey ufa ufc ufe uff ufi ufl ufo ufr ufs uft ufu uia uic uie uif uii uil uio uir uis uit uiu ula ulc ule ulf uli ull ulo ulr uls ult ulu uly uoa uoc uoe uol uoo uor uos uot ur- ura urc ure urf uri url uro urr urs urt uru ury usa usc use usf usi usl uso usr uss ust usu uta utc ute utf uti utl uto utr uts utt utu uty uua uuc uue uur uus uut uuu uyc uyi uyo uys uyu yaa yac yae yaf yai yal yao yar yas yat yau yay yca ycc yce ycf yci ycl yco ycs ycu ycy yea yec yee yef yei yel yeo yer yes yet yey yfa yfc yfe yff yfr yfs yft yfu yie yif yii yio yir yis yit ylc yle yli yll ylr yls ylt yly yoc yoe yof yoi yol yoo yor yos yot you yoy yra yrc yre yrf yro yrs yrt yru ysa ysc yse ysi ysl yso ysr yss yst ysu ysy yta ytc yte ytf ytl yto ytr yts ytt ytu yua yue yui yul yuo yur yus yut yuu yuy yyc yye yyf yys yyt yyu yyy