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 afgf afia afif afig afis afit afsa afst afta afts agag agai agas agat agfa agga aggi agia agig agii agis agit agsa agsg agst agta agts aiai aias aiff aifs aiga aiia aisa aisg aisi aist aita aitf aiti aits aitt asaa asaf asag asai asas asat asfa asfi asgt asia asif asii asis asit 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 fafg fafi fagg fagi fags fais fait fasa fasi fass fast fata fatf fati fats fatt ffff ffii ffsa ffss fftf fgts fiaa fiaf fias fiat fifa fiff fifi fift figa figg figs fiii fisa fisi fiss fist fita fiti fits fitt fsai fsas fsfi fsgs fsia fssa fssf fsta ftii ftsa gaas gafa gaff gafi gaft gaga gagg gagi gags gaia gaig gais gait gasa gasi gass gast gata gati gats gatt gffa ggfg gggg ggss giaa giai gias giat giff gifs gift giga gigg gigi gigs giis gisa giss gist gita gits gsat gsif gsis gtaa gtta iaaa iaai iaas iaat iaff iags iaia iais iasa iasi iata iati ifaa ifas ifat ifis ifit ifsa ifta igas igfa igga iggs igia igis iias iifa iiii iiis iiit iisi iist iita iitt is-a isaf isai isas isat isfa isia isis isit issa issf issi isss ista isti ists itaa itaf itai itas itat itfa itgs itia itif itis itsa itsf itsi itta ittf s-ii saaf saag saas saat safa saff safi saft saga sagg sagi sags sagt saia saif sais sait sasa sasf sasi sass sast sata satg sati sats satt sfas sfia sfss sfts sgaa sggg sggs sgss sgta sgts siaa siaf siag siai sias siat sifa siff sift siga sigg sigi sigs siit sisa sisi siss sist sit- sita siti sits sitt ssaa ssas ssat ssgs ssgt ssis ssit sssa sssf sssi ssss ssta ssts stag stai stas stat stia stif stig stis stit stsf stsi stss taa- taaf taag taas taat tafa taff tafi taft taga tagg tagi tags taia taig tais tait tasa tasi tass tast tata tati tats tatt tfsi tfss tgfa tgif tgts tiaa tiaf tias tifa tiff tift tiga tigi tigs tiit tisa tisi tiss tist tita titi tits titt tsaa tsai tsat tsgt tsia tsig tsis tssa tssf tssg tssi tsst tsts ttfa ttff ttss tttt