bbbb bbch bbci bbfc bbfn bbin bblb bcbc bccc bcci bccl bcfc bcnu bcuc bffl bhcc bhff bhil bhuu bibb bibi bibl bicc bich bici biff bifi bihi bihl bihu biin bili bill bilu bin- binc binh bini binn binu blcu blfc blic blin blni blub bluf bnib bnin bubb bubi bubu bucc buch buci bucu bufc buff buhi buhl buic buif buin buiu bulb buli bull bulu bunb buni bunn bunu cbbc cbcc cbcl cbcn cbcu cbfb cbfc cbhl cblb cblc cbln ccbc ccbn cccb cccc cccf ccci cccl cccu ccfc ccff ccfi ccfl cchl ccic ccii ccil cclc ccli ccnb ccnc ccnf ccni ccnu ccuc cfbc cfbn cfcb cfcf cfcl cfcn cffb cfln cfnb cfni cfun chch chci chfc chfi chib chic chif chih chil chin chiu chlc chln chnb chnc chnl chub chui chul chun cibc cibi cicc cich cici cicu ciff cifl ciii cili cill cin- cinc cinf cini ciuc clib clic clif clii clin club cluh clun cnbc cnbl cnci cnib cnic cnih cub- cubb cubi cucc cuci cucn cufc cuff cufi cui- cuif cuil cuin culb culc cull fccf fcch fcic fcii fcnl ffcc ffff ffii ffun fhci fhlb ficc fich fifc fiff fifi fiii fiil fili fill filn fini finn flcl flic flii flin flnb flnc flub fluf fnci fnlc fnuf fubb fubu fuc- fuci fufc fuff fufu fuil fuli full fulu funf funh h-ii hbfc hbic hcbc hccb hccc hcch hcfc hchi hhcl hhhh hi-c hibi hibu hicc hich hiff hifh hifi hifn hihc hihi hiil hiiu hili hill hilu hinc hinn hlin hlul hubb hubi hubl huch hucu hufc huff hufu huhi huhn huhu huib huif huil hulc huli hull hulu hunc hunh huni huub ibfi icbc iccb iccc iccf icci iccl iccn iccu icfb ichc ichi ichu icll icnb icnc icub ifbb ific ifil ifni ihcc ihub iihl iiii iiuc ilbc ilic ilin ill- illi ilni incb inch inci incl infi infl inni innu inui inul inun iucc iuiu lbcc lcbc lccc lcfc lchc lfcc lhhh lhun libc libu lich liff lifl lih- lihi liii liin lilb lili lill lilu linc linh linn liuf liun llcc lllc llll luch luci luff lufu luhi luhu luif luin luli lull lulu luni lunn n-ii nbbc nbcc nbci nbfc nbfl nbic nbuf ncbc ncbi nccc nccf ncci nccn nccu ncfc nchc nclc ncln ncnc nfcu nfff nfib nfic nhcc nhhl nhnn nibi nicc nicf nich nici nicl nicu nifc niff nihf nihl niiu nili nill nilu ninh nini ninl nlcc nlcf nlic nnnn nubc nubi nubl nuch nuci nucu nuff nuhi nuin nuli null nunc nunn ubbi ubic ubii ubli ucbc ucci ucfb uchi ucil ucin ufcu uhcl uhuh ulbc ulcc ulch ulic ulli ulul uncc uncf unch unci uncl uni- unic unif unii unin unlf unni uulu uuni uuuu