-ana aaaa aaaf aaan aaas aafa aaff aana aasa aasf aass aast aata aatf aatt afaa afan afat affa affs afft afsa afst afta aftn afts ana- anaa anan anas anat anfa anna anns annt ansa ansf ant- anta ants antt asaa asaf asan asas asat asfa assa assn asss asst asta asts at-t ataa atan atas atat atfs atna atns atst atta attn atts faaa faan faas fafa faff fana fans fant fasa fasn fass fast fata fatf fats fatt ffff ffsa ffss fftf fnta fsas fssa fssf fsta ftan ftsa naaa naan naas naat nafa naff nafs nan- nana nann nans nant nas- nasa nasf nass nast nata nats natt nfaa nfas nfat nfff nfta nnnn nnsa nnss nntn nsaa nsfs nsna nssa nssf nsss nsts ntfs ntsf ntss saaf saan saas saat safa saff saft sana sann sans sant sasa sasf sass sast sata satn sats satt sfas sfnt sfss sfts snas snat snns ssaa ssan ssas ssat ssns sssa sssf ssss ssta ssts stan stas stat stfn stnn stns stsf stss taa- taaf taan taas taat tafa taff taft tana tann tans tant tasa tass tast tata tats tatt tfss tnts tsaa tsat tsna tssa tssf tsst tsts ttfa ttff ttfn ttss tttt