-ol bbb bbc bbk bbl bbo bbx bcb bcc bck bcl bco bcx bkb bkc bkk bkl bko bkx blb blc blk bll blo blx bob boc bok bol boo box bxb bxl bxo bxx c-- cbb cbc cbk cbl cbo cbx ccb ccc cck ccl cco ccx ckb ckc cko ckx cl- clb clc clk cll clo clx co- cob coc cok col coo cox cxc cxk cxl cxo cxx kbb kbc kbk kbl kbo kbx kcb kcc kck kcl kcx kkb kkc kkk kkl kl- klb klc klo klx kob koc kok kol koo kxl kxo lbb lbc lbk lbl lbo lbx lcb lcc lck lcl lco lcx lkb lkl llb llc llk lll llo lob loc lok lol loo lox lxc lxo lxx ob- obb obc obk obl obo obx oc- ocb occ ock ocl oco ocx okb okc okk okl oko olb olc olk oll olo oo- oob ooc ook ool ooo oox ox- oxb oxc oxo oxx xbc xbl xbx xcb xcl xcx xkb xkl xlb xoc xok xoo xox xxl xxo xxx

bbbb bblb bbox bcbc bccc bccl blkb blob bloc blok bloo bobb bobo bock boco boko bolk boll bolo boob booc book bool boox c-bo cbbc cbcc cbcl cbkl cbko cblb cblc cbol cbox ccbc cccb cccc cccl cclc cclx ccob ccoc ccxl ckbc ckbx ckck ckcl ckco ckcx ckob ckoc ckoo clob clok cloo clox clxx cobb cobo cock coco cok- coko col- colb colk coll colo coob cook cool cxxx k-lo kbbb kbbc kbbk kbbl kbbo kbcb kbck kbcl kbco kbkb kbkk kbkl kbko kblb kbll kblo kbob kboc kbok kboo kbox kbxb kbxl kbxx kc-x kcbc kcbk kcbl kcbx kccb kccc kcck kccl kckc kckk kckl kcko kckx kclc kclk kcll kclx kcob kcol kcox kcxl kkbb kkbl kkbo kkcb kkck kkcl kkco kkkk kklb kklc kkll kklo kklx kkob kkol kkoo kkxk kkxl kkxx klbb klbc klbl klcb klcc klck klcl klcx klkc klkk klkl klko klkx kllb kllc kllk klob kloc klok klol kloo klox klxk klxx kobb kobc kobk kobo kocb kock kokb kokc kokk koko kokx kolb kolc kolk koll kolo koob kooc kook kool kooo koxc kxbl kxbx kxcl kxkc kxkk kxkx kxlb kxlc kxll kxlo kxlx kxok kxol kxoo kxox kxxk kxxl kxxo kxxx lbcc lcbc lccc llcc lllc llll lloc lloo lob- lobb lobo locc lock loco lokk loko loll lolo loob looc look lool lox- loxo lxxx obbo obkb obok obol obox ocbc occc oclc okko oklo okok okol olbo olcc ollo oolo oooo oxo- oxox oxxo xbox xcbl xloc xlox xobc xoco xolo xoxo xxxo xxxx

-lock bbook bcock block blook bo-bo bobko boboc bobok bokko bokok bolko boll- bollo bolok boock booco booko ccccc clock cloob clook clxxx co-bo co-co cobol cocc- cocco cockx cocol cokk- coll- collo colo- colok coolo k-box kbool kkbox klock kloxo ko-ko kobol kokko kollo kolob kolol lckbx lobbo lobo- lockb loco- lollo lolol loock loxo- obock obolo ocllo okobo okoc ooooo x-box xbloc xoxox

bbbbbb bcl-xl blocko boccob bocock bokkol boklok bolbol bollox bolobo boloco bololo booboo cobbob cocco- cococo cocolo cocool collo- coocoo cookoo coxcox klocko klokoc koboko kokolo kololo koobox kookoo koxbox lobolo locock lolobo looloo oclock okollo olobok oooooo xoxoxo

bbbbbbb bok-bok bollock bolocco boo-boo boobook boocock bookbox c-block colcock collock coolbox coolock klokock kokocko kolobok kolokol lobcock lockbox obox-ob ooclock oxoboxo xxxxxxx

bbbbbbbb bo-bo-bo cocobolo colocolo cookbook kolokolo lookbook oolooloo xoxoxoxo

bolo-bolo cockblock colo-colo loco-loco

block-book

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