sgp sgr sgs sgt sgu sic sie sig sii sil sin sip sir sis sit siu slc sle slg sli sll sln slp slr sls slt slu snc sne sng sni snl snn snp snr sns snt snu spc spe spg spi spl spn spp spr sps spt spu sr- src sre srg sri srl srn srp srr srs srt ss- ssc sse ssg ssi ssl ssn ssp ssr sss sst ssu stc ste stg sti stl stn stp str sts stt stu suc sue sug sui sul sun sup sur sus sut suu tcc tce tcg tci tcl tcn tcp tcr tcs tct tcu te- tec tee teg tei tel ten tep ter tes tet teu tgc tge tgg tgi tgl tgn tgp tgr tgs tgt tgu tic tie tig tii til tin tip tir tis tit tiu tlc tle tlg tli tll tln tlp tlr tls tlt tlu tnc tne tng tni tnl tnn tnp tnr tns tnt tpc tpe tpg tpi tpl tpn tpp tpr tps tpt tpu trc tre trg tri trl trn trp trr trs trt tru tsc tse tsg tsi tsl tsn tsp tsr tss tst tsu ttc tte ttg tti ttl ttn ttp ttr tts ttt ttu tuc tue tug tui tul tun tup tur tus tut tuu ucc uce ucg uci ucl ucn ucp ucr ucs uct ucu uec uee ueg uei uel uen uep uer ues uet ugc uge ugg ugi ugl ugn ugp ugr ugs ugt ugu uic uie uig uii uil uin uip uir uis uit uiu ulc ule ulg uli ull uln ulp ulr uls ult ulu un- unc une ung uni unl unn unp unr uns unt unu up- upc upe upg upi upn upp upr ups upt upu ur- urc ure urg uri url urn urp urr urs urt uru usc use usg usi usl usn usp usr uss ust usu utc ute uti utl utn utp utr uts utt utu uuc uue uug uun uur uus uut uuu