a-ii aaaa aaaf aaai aaas aafa aaff aafi aaii aais aasa aasf aasi aass aast aata aatf aatt afaa afat affa affi affs afft afia afif afis afit afsa afst afta afts aiai aias aiff aifs aiia aija aisa aisi aisj aist aita aitf aiti aits aitt ajas ajat ajis ajit ajss asaa asaf asai asas asat asfa asfi asia asif asii asij asis asit asja assa assi asss asst asta asti asts at-t ataa atai atas atat atfs atia atif atis atit atsi atst atta atti atts faaa faas fafa faff fafi fais fait faja fasa fasi fass fast fata fatf fati fats fatt ffff ffii ffsa ffss fftf fiaa fiaf fias fiat fifa fiff fifi fift fiii fiji fisa fisi fiss fist fita fiti fits fitt fsai fsas fsfi fsia fssa fssf fsta ftii ftsa ftsj iaaa iaai iaas iaat iaff iaia iais iasa iasi iata iati ifaa ifas ifat ifis ifit ifsa ifta iias iifa iiii iiis iiit iisi iisj iist iita iitt ijji is-a isaf isai isas isat isfa isfj isia isis isit issa issf issi isss ista isti istj ists itaa itaf itai itas itat itfa itia itif itis itsa itsf itsi itta ittf jaaf jaas jafa jaff jafi jais jaja jaji jasa jass jast jati jats jffs jias jiff jiji jisa jist jiti jits jsat jsft jsss s-ii saaf saaj saas saat safa saff safi saft saia saif sais sait saja sasa sasf sasi sass sast sata sati sats satt sfas sfia sfij sfss sfts siaa siaf siai sias siat sifa siff sift siit sijt sisa sisi siss sist sit- sita siti sits sitt sjis ssaa ssas ssat ssis ssit sssa sssf sssi ssss ssta ssts stai staj stas stat stia stif stis stit stsf stsi stss taa- taaf taas taat tafa taff tafi taft taia tais tait tasa tasi tass tast tata tati tats tatt tfsi tfss tiaa tiaf tias tifa tiff tift tiit tiji tijs tisa tisi tiss tist tita titi tits titt tjsj tsaa tsai tsat tsia tsis tssa tssf tssi tsst tsts ttfa ttff ttss tttt