bbbb bbch bbci bblb bbrc bcbc bccc bcci bccl bhcc bhil bhir bibb bibi bibl bicc bich bici bick bihi bihl bikh bili bilk bill birb biri birk birl birr blic blik blir blkb blrc brcb bric brih brik bril brkb brrr cbbc cbcc cbcl cbcr cbhl cbir cbkl cbkr cblb cblc cbrh cbrl ccbc cccb cccc ccci cccl cchl cchr ccic ccii ccil ccir cclc ccli ccrc ccri ccrl chch chci chib chic chih chik chil chir chkb chlc chlr chrb chrc chrr cibc cibi cicc cich cici cicr cihr ciii cikr cili cilk cill cirb circ cirh ciri cirk cirl cirr ckbc ckbi ckch ckck ckcl ckrc clib clic clii clik clir clri crbc crcc crcr crib cric crik crkc crkl h-ii hbic hcbc hccb hccc hcch hchi hhcl hhhh hi-c hibi hicc hich hick hihc hihi hiil hiki hili hill hiri hirk hkcc hkcl hkir hlik hrbl hrib hrrc ibrc ibri icbc iccb iccc icci iccl iccr ichc ichi ichr icll iclr icrc icrr ihcc ihrc iihl iiii iirc ikki ikri ilbc ilic ilir ilki ill- illi ircc iri- iric iril irki irlb irrc irri k-ci kbbb kbbc kbbi kbbk kbbl kbbr kbcb kbch kbci kbck kbcl kbcr kbhb kbhc kbhh kbhi kbhl kbhr kbib kbic kbik kbil kbkb kbkk kbkl kbkr kblb kbll kblr kbrb kbrc kbrh kbri kbrk kbrl kcbc kcbi kcbk kcbl kcbr kccb kccc kcci kcck kccl kccr kchh kchi kchk kchl kchr kcic kcii kcil kcir kckc kckk kckl kckr kclc kclh kcli kclk kcll kclr kcrc kcrh kcri kcrr khbc khbr khcb khcc khch khck khhk khhl khic khii khil khki khkk khkr khlc khll khlr khri khrk khrr kibb kibc kibi kibl kibr kicb kicc kick kicl kicr kihc kihh kihi kihk kihr kiic kiii kiik kikc kiki kikk kikr kilb kili kilk kill kilr kirb kirc kiri kirk kirr kkbb kkbi kkbl kkbr kkcb kkch kkci kkck kkcl kkcr kkhb kkhh kkhi kkhk kkhr kkic kkik kkkk kklb kklc kklh kkli kkll kkrb kkrc kkrh kkrk kkrl kkrr klbb klbc klbl klcb klcc klch klci klck klcl klcr klhb klhc klib klic klik klil klir klkc klkk klkl klkr kllb kllc kllk klrc klrk klrr krbb krbi krbk krbl krbr krcb krcc krch krci krcl krhc krib krik kril krkc krkh krki krkk krkr krlc krrb krrc krri krrk krrl krrr lbcc lblr lcbc lccc lchc lchr lcrl lhhh libc libr lich lick licr lih- lihi liii liir lilb lili lill lirc liri lirk lirl lirr llcc lllc llll lric lrrc lrrr rbbb rbbr rbcl rcbc rccb rccc rchb rcic rhib rhli rib- ricc rich rick riki rikk rill riri rrrr