-ana aaaa aaad aaaf aaan aada aadt aafa aafd aaff aana aand aata aatf aatt adaa adad adan adat adda addd addn adfa adna adta afaa afad afan afat affa afft afta aftn ana- anaa anad anan anat and- anda andt anfa anna annt ant- anta antt at-t ataa atad atan atat atdt atna atta attn d-na daad daan dada dafa daff daft dana dand dann dant data datt dddd dfaf dfdt dffa dnaa dnad dnan dnat dntt dtaa dtna faaa faad faan fada fadd fafa faff fana fand fant fata fatf fatt ffff fftf fndd fndn fnta ftan naaa naad naan naat nada nadf nafa naff nan- nana nand nann nant nata natt ndaa ndfa ndna ndnt nfaa nfat nfda nfff nfta nnnn nntn ntnd taa- taaf taan taat tada tafa taff taft tana tand tann tant tata tatt tdff tdna tndd tndf ttfa ttff ttfn tttt