a-ii aaaa aaaf aaai aaap aaas aafa aaff aafi aaii aais aapa aapi aaps aapt aasa aasf aasi aass aast aata aatf aatt afaa afap afat affa affi affs afft afia afif afis afit afpa afsa afsp afst afta aftp afts aiai aias aiff aifs aiia aipa aipf aipi aips aisa aisi aist aita aitf aiti aits aitt apai apap apas apat apfa apft api- apia apip apis apit appa apps appt apsa apsi apss apta apti apts aptt asaa asaf asai asap asas asat asfa asfi asia asif asii asip asis asit aspa aspi asps aspt assa assi assp asss asst asta asti astp asts at-t ataa atai atap atas atat atfs atia atif atip atis atit atsi atst atta atti attp atts faaa faap faas fafa faff fafi fais fait fapa fapp faps fasa fasi fass fast fata fatf fati fats fatt ffff ffii ffps ffsa ffss fftf fiaa fiaf fiap fias fiat fifa fiff fifi fift fiii fipa fipp fips fisa fisi fiss fist fita fiti fits fitt fpaa fpas fsai fsas fsfi fsia fspf fssa fssf fssp fsta ftii ftps ftsa iaaa iaai iaap iaas iaat iaff iafp iaia iais iapa iapf iapp iaps iapt iasa iasi iasp iata iati ifaa ifas ifat ifis ifit ifpa ifps ifsa ifsp ifta iias iifa iiii iiis iiit iipa iipf iisi iisp iist iita iitt ipaf ipas ipat ippa ippf ipsa ipsi ipsp ipss ipta ipts is-a isaf isai isas isat isfa isfp isia isis isit ispa ispf isps issa issf issi issp isss ista isti istp ists itaa itaf itai itap itas itat itfa itia itif itis itpa itsa itsf itsi itsp itta ittf paap paas paat pafa paff paia paip pais pait papa papi papp paps pasa pasi pasp pass past pata pati pats patt pfaa pfas pfff pfft pfis pfit pfps piaf piai pias piat pifa piff pifs piia piip pipa pipi pipp pips pisa pisi piss pist pita pitf piti pits pitt ppap ppfa ppif pppa pppp ppps ppsf ppss ppta ppts pptt psap psas psat psfs psia psip psis pspi pspp psps pssa psst psts ptaf ptas ptsa s-ii saaf saap saas saat safa saff safi saft saia saif saip sais sait sapa sapi sapp saps sasa sasf sasi sass sast sata sati sats satt sfas sfia sfpa sfss sftp sfts siaa siaf siai sias siat sifa siff sift siit sipa sipi sipp sips sipt sisa sisi siss sist sit- sita siti sits sitt sp-a spap spas spat spfs spia spip spis spit sppf spps spsa spsp spss spst spta spts ssaa ssap ssas ssat ssfp ssis ssit sspa sspf ssps sspt sssa sssf sssi ssss ssta sstp ssts stai stap stas stat stia stif stip stis stit stpf stpp stps stsf stsi stss taa- taaf taas taat tafa taff tafi taft taia taip tais tait tapa tapi tapp taps tapt tasa tasi tasp tass tast tata tati tats tatt tfpt tfsi tfss tftp tiaa tiaf tias tifa tiff tift tiit tip- tipa tipi tipp tips tipt tisa tisi tiss tist tita titi titp tits titt tpap tpia tppa tppp tpsa tptp tsaa tsai tsat tsia tsis tsps tspt tssa tssf tssi tsst tsts ttfa ttff ttss tttt