sssm ssss sstc sstl sstp ssts stcc stcp stcs stic stil stim stip stir stis stit stlc stlt stmc stmp stms stmt stpp stps strc stri strs stsi stsm stss sttc sttr tccc tctc tcts ticc tics tiit till tilr tils tilt timi timm timp tims tip- tipc tipi tipp tips tipt tiri tirl tirr tirs tisi tism tiss tist titc titi titp tits titt tlli tlrs tmcc tmcm tmil tmps tmsc tmsi tmsp tmtt tpcp tpcs tpir tpls tpms tpmt tppp tppr tprs tpsc tptp tptr trcc trcl tri- tric tril trim trip tris trit trmi trml trms trpc trpm trpp trps trsi trst trtc trtr tscc tscp tsis tsmc tsmp tsps tspt tssi tssm tssr tsst tstc tstm tsts ttcp ttim ttml ttms ttss tttt