-ana aaaa aaaf aaan aaar aaas aafa aaff aana aara aars aasa aasf aass afaa afan afar affa affs afr- afra afrs afsa ana- anaa anan anar anas anfa anna anns ansa ansf araf aran arar aras arfa arff arfs arna arns arr- arra arrr arrs ars- arsa asaa asaf asan asar asas asfa asra asrs assa assn assr asss faaa faan faas fafa faff fana fans fara farr fars fasa fasn fass ffar ffff ffrr ffsa ffss fnar fnrs fran fras frns fsas fsra fssa fssf naaa naan naar naas nafa naff nafs nan- nana nann nans nara narf narn narr nars nas- nasa nasf nasr nass nfaa nfas nfff nfra nfrs nfsr nnnn nnsa nnss nras nrna nrsa nsaa nsar nsfs nsna nsnr nsra nssa nssf nssr nsss raaf raan raas rafa raff rana rann rans rara rarf rars rasa rass rnaf rnas rras rrna rrrr rsaa rsaf rsna rsnn rsnr rssa saaf saan saar saas safa saff safr sana sann sanr sans sara sarf sarn sarr sars sasa sasf sass sfar sfas sfra sfss snar snas snns snra snrs sraf sras srna srnn ssaa ssan ssas ssns ssra ssrs sssa sssf ssss