bbbb bbbq bbbs bbeb bbqs bebb bebe beeb bees bes- bese bess bque bseb bsee bses bsse bubb bube bubq bubs bubu bueu buse buss busu buus ebbs ebes ebus eeee eees eese equ- eque equs esbs esee eses esqs esse essu esus euse q-be qqqq qsqs qube quee ques quu- sbbs sbse sbus se-e se-s se-u sebe sebs seeb seeq sees seeu seqq seqs sequ sese sess ssee sses sssb ssss sub- subb subs suee sues sueu suqs sus- suse suss susu suus ubbe uess usbe usbs usee uses ussb usse usss ussu usus uuuu