bbbb bbin bhir bhur bhuu bibb bibi bihi bihu biin bin- binh bini binn binu birb biri birn birr biru bnib bnin bnrr brih brin brrr bruh brun bubb bubi bubu buhi buhr buin buir buiu bunb buni bunn bunu bur- burb burh buri burn burr buru h-ii hhhh hibi hibu hihi hiiu hinn hiri hirn hiru hrib hrun hubb hubi huhi huhn huhu huib huir hunh huni huri hurn hurr huru huub ibri ihub iiii inni innr innu inri inui inun iri- irin irri irun iuiu n-ii nhnn nibi niir niiu ninh nini niru niur nnnn nubi nuhi nuin nunn nuri nurn nurr nuru rbbb rbbr rhib rhin rhun rib- ribu riin rinn riri rnbr rnin rrrr rrun rubb rubi rubu ruhh ruhi ruhn ruhr ruin runi runn ruri ruru ruun ubbi ubii ubir uhuh uirr uni- unii unin unir unni urbi urib urin uriu urni urrh urri urun urur uuni uuri uuuu