nscs nsds nsdt nsec nsic nsin nsis nskk nssc nsse nsss nstc nstd nsts ntcc ntds ntes ntis ntnd ntsc ntss s-ic s-ii sccc scce sccs scct scdc scds scec scee scet sci- scic scid scie scin scis scit sck- scnd scnt scsc scsd scsi scsn scst sctc sctd sctn scts sdcc sddc sdds sdes sdet sdic sdsc sdss se-c se-d se-e se-i se-k se-n se-s se-t sec- secc secd sece seck secn secs sect sede seds seec seed seek seen sees seet seid seie seii seik sein seis seit seke seki sekk sekt send sene seni senn sens sent sesc sese sesi sess sest set- setc sete seti sets sett sicc sice sici sick sics sidd side sidi sids siec sied siek sien sies siik siit sike siki siks sind sine sini sink sinn sins sint sisc sisd sise sisi sisk siss sist sit- sitc sitd site siti sitn sits sitt sked skee skei sken skes sket skic skid skie skik skin skis skit skn- sksd skss sncc sned snee snes snet snid snie snit snns snsd snte sscc ssce ssci sscs ssdc ssdd ssec ssee sses sset ssid ssin ssis ssit ssns sssc sssi ssss sstc sstd ssts stcc stcs stds stec sted stee stek sten stes stet stic stid stie stik stis stit stks stnd stnn stns stsi stss sttc sttd tccc tcdd tcnn tctc tcts tdes tdis tdse tdss teck tecs tect tedd tede tedi tedk teds teec teed teek teen tees teet teic teie tein teis teke tenc tend tene teni tenk tenn tens tent tesc tesd tese tess test tete teti tets tett ticc tice tick tics tidc tidd tide tids tie- tied tiee tiei tien ties tiet tiit tike tiki tinc tind tine tini tink tinn tins tint tise tisi tiss tist titc tite titi tits titt tkts tncc tndd tnes tnik tnks tnts tscc tsec tsen tses tset tsid tsin tsis tsks tsse tssi tsst tstc tsts ttcn tten ttss tttt