BIREFRINGENCES

be bi ef en er es fe if in is ne re si

bee beg ben bes big bin bis brr cee cig cis efs eng ens ere erg ern err ers fee fen fer fes fib fie fig fin fir gee gen gib gie gin ice ifs inn ins ire neb nee neg nib reb rec ree ref reg rei res rib rif rig rin sec see seg sei sen ser sib sic sin sir sri

beef been beer bees begs bene bens berg bice bier bigs bine bins birr bise bree bren brie brig brin bris cees cere cigs cine cire crib cris eger egis engs ergs erne erns errs esne feeb fees fens fere fern fibs fice figs fine fins fire firn firs fisc free frig gees gene gens gibe gibs gien gies gins girn gree grin ibis ices inns ires iris nebs negs neif nene nibs nice nine nisi rebs recs reef rees refs regs reif rein reis ribs rice rife rifs rigs ring rins rise seen seer seif sene sere serf sice sign sine sing sire snib