sig sii sil sin sio sir sis sit siu slc sle slg sli sll sln slo slr sls slt slu snc sne sng sni snl snn sno snr sns snt snu soc soe sog soi sol son soo sor sos sot sou sr- src sre srg sri srl srn sro srr srs srt ss- ssc sse ssg ssi ssl ssn sso ssr sss sst ssu stc ste stg sti stl stn sto str sts stt stu suc sue sug sui sul sun suo sur sus sut suu tcc tce tcg tci tcl tcn tco tcr tcs tct tcu te- tec tee teg tei tel ten teo ter tes tet teu tgc tge tgg tgi tgl tgn tgo tgr tgs tgt tgu tic tie tig tii til tin tio tir tis tit tiu tlc tle tlg tli tll tln tlo tlr tls tlt tlu tnc tne tng tni tnl tnn tno tnr tns tnt to- toc toe tog toi tol ton too tor tos tot tou trc tre trg tri trl trn tro trr trs trt tru tsc tse tsg tsi tsl tsn tso tsr tss tst tsu ttc tte ttg tti ttl ttn tto ttr tts ttt ttu tuc tue tug tui tul tun tuo tur tus tut tuu ucc uce ucg uci ucl ucn uco ucr ucs uct ucu uec uee ueg uei uel uen uer ues uet ugc uge ugg ugi ugl ugn ugo ugr ugs ugt ugu uic uie uig uii uil uin uio uir uis uit uiu ulc ule ulg uli ull uln ulo ulr uls ult ulu un- unc une ung uni unl unn uno unr uns unt unu uoc uoe uog uol uon uoo uor uos uot ur- urc ure urg uri url urn uro urr urs urt uru usc use usg usi usl usn uso usr uss ust usu utc ute uti utl utn uto utr uts utt utu uuc uue uug uun uur uus uut uuu