-aaa- aaaee aabaa aabba aabra aaeaf abaab ababa ababe abaer abara abare abbar abear abeba abebe abeer abera abere aberr abfab abrar aeaea aebbe afara afare afear afefe afere affer afree ar-ab arab- araba arabe araea arara arare arbab arbar arbee arber arbre areae arear areef arere arfe arrea baabe babar babee baber babra baffa bafra baraa barab barar barba barbe barea barer barff barra barre bbbee bbear be-er beafe beara beare bebar beber bebra beebe beffe berar berba berbe berea berra berre braff breba breef breer brera brere brrar brrrr eafre earar ebara ebber eeeee efare efere effer effra erbaa erbar erbbe erber erear erere fabae fabra fabre farab farbe fareb farer farfa farre feare febre feere ferae ferr- ferra ferre fraba frear freea freer frera frere ra-ra raaba raabe raaff rabab rabba rabbe raeff rafar rafer raffa raffe rarae raraf rareb raree rarer reafe rear- rebab rebar rebbe reber rebra reefa reefe reere refar refer reffe rere- reree