bbbb bbin bblb bibb bibi bibl biin bili bill bilu bily bin- bini binn binu biny blin blni blub bly- blyn bnib bnin bubb bubi bubu buin buiu bulb buli bull bulu bunb buni bunn bunu buyi buyl buyu byil byul byun i-by ibly ibuy ibyi iiii ilin ill- illi illy ilni iluy inby inly inni innu inny inui inul inun iuiu libu liii liin lilb lili lill lilu lily linn liny liun liyl liyu llll llyn luby luin luli lull lulu luni lunn luny luyi lyin lyly lynn lyun lyyn n-ii nibi niiu nili nill nilu nini ninl niyi nnnn nubi nubl nuby nuin nuli null nunn nuny nyll nyny nyul ubbi ubii ubli ubly ulli ully ulul uni- unii unin unni uulu uuni uuuu uuyn uyin ybnl yili yill ylli yubu yuin yuli yulu yuny yuyu yyyy