sarr sars sart sasa sasd sasi sass sast sata satb satd sati satr sats satt sbaa sbai sbar sbas sbbs sbds sbia sbsa sbsd sbsi sbsp sbst sdap sdba sdds sdib sdpr sdps sdrs sdss siaa siab siai sias siat siba sibi sibs sida sidd sidi sidr sids siit sipa sipi sipp sips sipt sira siri sirp sirr sirs sirt sisa sisd sisi siss sist sit- sita sitd siti sits sitt sp-a spad spap spar spas spat spdp spdr spdt spia spib spip spir spis spit sppd spps sprd spri sprs spsa spsd spsp spss spst spta sptb sptr spts sras srib sris srps srpt srsd srsp srta srtp srtr ssaa ssab ssap ssas ssat ssbr ssdd ssdp ssid ssis ssit sspa ssps sspt ssra ssri ssrs sssa sssb sssi ssss ssta sstb sstd sstp ssts stab stad stai stap star stas stat stbd stbs stds stia stib stid stip stir stis stit stpd stpp stps stra strd stri strs stsi stss sttd sttr taa- taar taas taat taba tabb tabi tabs tada tads taia taip tair tais tait tapa tapi tapp tapr taps tapt tara tarb tard tari tarp tarr tars tart tasa tasb tasi tasp tasr tass tast tata tatb tati tatr tats tatt tbar tbas tbbs tbit tbrb tbsp tbst tbta tbtp tdap tddb tdis tdra tdri tdss tiaa tiab tiar tias tiba tibi tibs tidd tids tiit tip- tipa tipi tipp tips tipt tira tirb tird tiri tirr tirs tisa tisb tisi tiss tist tita titi titp tits titt tpap tpia tpir tppa tppd tppp tppr tprs tpsa tptp tptr traa trab trad trai trap tras trat tri- tria trib trip tris trit trpa trpp trps trra trsd trsi trst trtr tsaa tsai tsar tsat tsbd tsdb tsia tsid tsis tsps tspt tssa tssi tssr tsst tsts ttab ttbb ttss tttt