a-ii aaaa aaaf aaai aaas aafa aaff aafi aaii aais aasa aasf aasi aass afaa affa affi affs afia afif afis afsa aiai aias aiff aifs aiia aisa aisi aiza aizi asaa asaf asai asas asfa asfi asia asif asii asis assa assi asss aza- azai azas azaz azia azis aziz azza azzi faaa faas fafa faff fafi fais faiz fasa fasi fass faza ffff ffii ffsa ffss fiaa fiaf fias fifa fiff fifi fiii fisa fisi fiss fisz fiza fizz fsai fsas fsfi fsia fssa fssf iaaa iaai iaas iaff iaia iais iasa iasi ifaa ifas ifis ifsa iias iifa iiii iiis iisi is-a isaf isai isas isaz isfa isia isis issa issf issi isss izia s-ii saaf saas saaz safa saff safi saia saif sais saiz sasa sasf sasi sass saza sfas sfia sfss siaa siaf siai sias sifa siff sisa sisi siss sizz ssaa ssas ssis sssa sssf sssi ssss szis szss zaia zaza zazi ziaz ziff zisa zisi ziza zizi zizz zsss zzzs zzzz