sil sim sin sio sip sis sit siu slc slh sli sll slm sln slo slp sls slt slu smc smh smi sml smm smn smo smp sms smt smu snc sni snl snm snn sno snp sns snt snu soc soh soi sol som son soo sop sos sot sou spc sph spi spl spm spn spo spp sps spt spu ss- ssc ssh ssi ssl ssm ssn sso ssp sss sst ssu stc sth sti stl stm stn sto stp sts stt stu suc suh sui sul sum sun suo sup sus sut suu tcc tch tci tcl tcm tcn tco tcp tcs tct tcu th- thc thh thi thl thm thn tho thp ths tht thu tic tih tii til tim tin tio tip tis tit tiu tlc tlh tli tll tlm tln tlo tlp tls tlt tlu tmc tmh tmi tml tmm tmn tmo tmp tms tmt tmu tnc tnh tni tnl tnm tnn tno tnp tns tnt to- toc toh toi tol tom ton too top tos tot tou tpc tph tpi tpl tpm tpn tpo tpp tps tpt tpu tsc tsh tsi tsl tsm tsn tso tsp tss tst tsu ttc tth tti ttl ttm ttn tto ttp tts ttt ttu tuc tuh tui tul tum tun tuo tup tus tut tuu ucc uch uci ucl ucm ucn uco ucp ucs uct ucu uhc uhh uhi uhl uhm uho uhp uhs uht uhu uic uii uil uim uin uio uip uis uit uiu ulc uli ull ulm uln ulo ulp uls ult ulu um- umc umh umi uml umm umn umo ump ums umt umu un- unc unh uni unl unm unn uno unp uns unt unu uoc uol uom uon uoo uop uos uot up- upc uph upi upm upn upo upp ups upt upu usc ush usi usl usm usn uso usp uss ust usu utc uth uti utl utm utn uto utp uts utt utu uuc uum uun uus uut uuu