a-ii aaaa aaai aaap aaas aaii aais aaoo aapa aapi aapo aaps aapt aasa aasi aass aast aata aatt aiai aias aiia aioi aipa aipi aips aisa aisi aiso aist aita aiti aits aitt aopo aosp aoss apai apao apap apas apat api- apia apio apip apis apit apo- apoo apop apos apot appa apps appt apsa apsi apso apss apta apti apts aptt asaa asai asao asap asas asat asia asii asio asip asis asit asoi asop asos asot aspa aspi aspo asps aspt assa assi asso assp asss asst asta asti asto astp asts at-t ataa atai atap atas atat atia atip atis atit atoi atop atos atot atsi atst atta atti atto attp atts iaaa iaai iaap iaas iaat iaia iais iapa iapp iaps iapt iasa iasi iaso iasp iata iati iias iiii iiio iiis iiit iioi iioo iiop iios iipa iisi iisp iist iita iitt ioii ioio ioit iooi iooo ioos iops ioso iota ioto ipas ipat ipop ipos ippa ippo ipsa ipsi ipso ipsp ipss ipta ipto ipts is-a isai isao isas isat isia isis isit iso- isop isos ispa isps issa issi isso issp isss ista isti isto istp ists itaa itai itap itas itat itia itis itoi itoo itos itpa itsa itsi itso itsp itta itto oais oapi oaps oasi oass oast oats oiii oios oist oita oiti ooaa ooia oooo ooos oops oosa oosi oost ootp oots opap opia opii opio opis opit opo- opos oppa oppi oppo opps opsa opsi opti opto opts osai osap osas osat osia osii osip osis osoi osoo osos ossa ossi osso osta osti osts otap otas otis otit oto- otoo otos otpp otsa otso otta otti otto otts paap paas paat paia paio paip pais pait paos papa papi papp paps pasa pasi paso pasp pass past pata pati pato pats patt piai piao pias piat piia piip piot pipa pipi pipo pipp pips pisa pisi piso piss pist pita piti pito pits pitt poas poat poia poio pois poop poos poot pop- popa popi popo popp pops popt posa posi poso poss post pota poti poto pots pott ppap ppoa ppos pppa pppo pppp ppps ppss ppta ppts pptt psap psas psat psia psip psis psoa psoi psos pspi pspp psps pssa psso psst psts ptas ptop ptsa s-ii s-os saap saas saat saia saip sais sait saoi saos sapa sapi sapo sapp saps sasa sasi saso sass sast sata sati sato sats satt siaa siai sias siat siit siop sios siot sipa sipi sipo sipp sips sipt sisa sisi siss sist sit- sita siti sito sits sitt soap soas soat soia sois soit soop soos soot sopa sopi sopo sopp sops sosa sosi soso soss sost sota soto sotp sots sp-a spap spas spat spia spio spip spis spit spoo spop spos spot spps spsa spso spsp spss spst spta spto spts ssaa ssao ssap ssas ssat ssis ssit ssop ssot sspa sspo ssps sspt sssa sssi ssss ssta sstp ssts stai stap stas stat stia stio stip stis stit stoa stoo stop stos stot stpp stps stsi stss taa- taas taat taia taio taip tais tait taoa taos tapa tapi tapo tapp taps tapt tasa tasi tasp tass tast tata tati tato tats tatt tiaa tiao tias tiit tiop tios tip- tipa tipi tipo tipp tips tipt tisa tisi tiso tiss tist tita titi tito titp tits titt toas toat tois toit tooa toos toot top- topa topi topo topp tops topt tosa tosi toso toss tost tota toti toto tots tott tpap tpia tppa tppp tpsa tptp tsaa tsai tsao tsat tsia tsis tsoi tsop tsos tspo tsps tspt tssa tssi tsst tsts ttop ttss tttt