rsc rse rsg rsj rsl rso rsr rss rst rta rtb rtc rte rtg rtj rtl rto rtr rts rtt saa sab sac sae sag saj sal sao sar sas sat sba sbb sbc sbe sbg sbj sbl sbo sbr sbs sbt sca scb scc sce scg scj scl sco scr scs sct se- sea seb sec see seg sej sel seo ser ses set sga sgb sgc sge sgg sgl sgo sgr sgs sgt sja sjb sjc sje sjj sjr sjs sjt sla slb slc sle slg slj sll slo slr sls slt soa sob soc soe sog soj sol soo sor sos sot sr- sra srb src sre srg srj srl sro srr srs srt ss- ssa ssb ssc sse ssg ssj ssl sso ssr sss sst sta stb stc ste stg stj stl sto str sts stt taa tab tac tae tag taj tal tao tar tas tat tba tbb tbc tbe tbg tbj tbl tbo tbr tbs tbt tca tcb tcc tce tcg tcj tcl tco tcr tcs tct te- tea teb tec tee teg tej tel teo ter tes tet tga tgb tgc tge tgg tgl tgo tgr tgs tgt tjc tje tjo tjr tjs tla tlc tle tlg tlj tll tlo tlr tls tlt to- toa tob toc toe tog toj tol too tor tos tot tra trb trc tre trg trl tro trr trs trt tsa tsb tsc tse tsg tsj tsl tso tsr tss tst tta ttb ttc tte ttg ttl tto ttr tts ttt