nsaa nsac nsca nscc nscd nscs nsds nsdt nsec nsep nsna nspc nsps nssa nssc nsse nssp nsss nstc nstd nstp nsts ntap ntcc ntds ntes ntnd ntpa ntpc ntpd ntsc ntss paan paap paas paat paca pacd pace pacs pact pada padd pade pads paea paec paen paep paes pan- pana panc pand pane pann pans pant papa pape papp paps pasa pasc pasd pase pasp pass past pata patd pate pats patt pcaa pcad pcae pcap pcas pcca pccc pcce pccs pcea pcep pcns pcnt pcpn pcpp pcps pcsa pcse pcte pcts pdac pdas pdca pdcp pdea pdes pdns pdpa pdpn pdsa pdsd pdss pdtc peac pean peap peas peat peca pece pecs pect ped- peda pede peds peec peed peen peep pees peet pen- pena penc pend pene penn pens pent pepa pepd pepe peps pesa pese pess pest peta pete petn pets pett pnac pnas pnca pnea pnec pnes pnet pnpp pnsc pntd ppac ppad ppan ppap ppcc ppcd ppcs ppds ppen pppa pppd pppn pppp ppps ppss ppta pptn ppts pptt psac psap psas psat psca psdc psdp psds psec psna psnc pspp psps pssa pssc psse psst psts ptas ptca ptcc ptdc pten ptpd ptsa ptsd pttc sa-c saac saad saae saan saap saas saat saca sacc sacd sace sacn sacs sact sada sadc sadd sade sads sadt saen saes sana sand sane sann sans sant sapa sape sapp saps sasa sasc sasd sase sass sast sata satc satd sate satn sats satt scaa scac scad scan scap scas scat sccc scce sccp sccs scct scda scdc scdp scds scea scec scee scep scet scna scnd scnt scpa scpe scps scpt scsa scsc scsd scsn scst sctc sctd sctn scts sdae sdap sdcc sddc sdds sdep sdes sdet sdna sdps sdsc sdss se-c se-d se-e se-n se-s se-t seaa seac sead sean seap seas seat sec- seca secc secd sece secn secs sect seda sede seds seea seec seed seen seep sees seet sena send sene senn sens sent sepa sepd sepe sepn sepp seps sept sesa sesc sese sess sest set- seta setc sete sets sett snad snap snas snat snca sncc sncp snda sned snee snep snes snet snns snpp snsd snte sp-a spac spad spae span spap spas spat spca spcc spcs spdc spde spdp spdt spea spec sped spee spen spes spet spne spns sppd spps spsa spsd spse spsp spss spst spta sptc spts ssaa ssac ssan ssap ssas ssat ssca sscc ssce sscp sscs ssdc ssdd ssdp ssec ssee ssep sses sset ssns sspa sspc sspe ssps sspt sssa sssc ssss ssta sstc sstd sstp ssts stac stad stae stan stap stas stat stca stcc stcp stcs stds stea stec sted stee sten step stes stet stnd stnn stns stpd stpp stps stss sttc sttd taa- taan taas taat taca tacc tace tacs tact tada tade tads taec taen taes tana tand tane tann tans tant tapa tape tapp taps tapt tasa tasc tase tasp tass tast tata tate tats tatt tcad tcap tcca tccc tcdd tcep tcnn tcpa tctc tcts tdac tdap tdes tdna tdse tdss teac tead tean teas teat teca tecs tect teda tedd tede teds teec teed teen tees teet tena tenc tend tene tenn tenp tens tent tepa tepe tepp tesa tesc tesd tese tesp tess test teta tete tets tett tnca tncc tndd tnes tnsp tnts tpac tpap tpcd tpcp tpcs tped tppa tppd tppp tpsa tpsc tpte tptp tsaa tsat tsca tscc tscp tsec tsen tses tset tsna tspn tsps tspt tssa tsse tsst tstc tsts ttcn ttcp tten ttss tttt