bbbb bblb bffl bfpo bfpp bibb bibi bibl bibo biff bifi biko bili bilk bill bilo bio- bioi biol bipp blik blio blip blkb blob blok bloo blop bobb bobi bobo boff boi- boii boil boki boko boli bolk boll bolo boob boof book bool boop bopp bpfl f--k fbop ffff ffii fibp fiff fifi fifo fiii fiil fiki fili filk fill filo fipp fkbp flii flik flip flob flok floo flop fofo foil foki foli folk foll folo foof fook fool fopp ibfi ifbb ifil ifpo iiii iiio iioi iioo iiop iipf ikki ikko ikoo ilio ilki ill- illi illo illp ilok iloo iobi ioii ioio ioko iolo ioof iooi iooo iopl ipbk ipil ipkf ipko iplo ipop ippf ippo k-lo kbbb kbbf kbbi kbbk kbbl kbbo kbfb kbff kbfi kbfk kbfl kbfo kbfp kbib kbif kbik kbil kbio kbkb kbkf kbkk kbkl kbko kblb kblf kbll kblo kblp kbob kboi kbok kboo kbpi kbpk kbpo kfbk kffb kfff kffk kfil kfio kfkb kflb kflf kfli kfll kflo kflp kfok kfoo kibb kibi kibl kibo kiff kifl kiii kiik kiip kikf kiki kikk kiko kilb kili kilk kill kilo kilp kioi kiok kiol kioo kip- kipi kipl kipo kipp kkbb kkbi kkbl kkbo kkfi kkik kkkk kklb kklf kkli kkll kklo kkob kkol kkoo kkpk kkpl klbb klbf klbl klff klfi klib klif klik klil klio klip klkk klkl klko kllb kllk kllp klob klok klol kloo klop klpf klpi kobb kobi kobk kobo koff kofi kofk kofo kofp koii koil kokb kokf koki kokk koko kokp kolb kolf koli kolk koll kolo koob kooi kook kool kooo koop kopb kopf kopi kopp kpbb kpbi kpbl kpfk kpif kpkk kpkl kplk kplo kpob kpof kpok kpol kpoo kpop kppk kppl kppo kppp libo liff lifl lifo liii liko lilb lili lill lilo lio- lip- lipb lipi lipl lipo lipp llll lloo lob- lobb lobi lobo loff lofi loif loik loki lokk loko loli loll lolo loob loof look lool loop lopi lopp lpfp lppl obbo obkb oboi obok obol off- offo ofik oiii oiko okko oklo okok okol okpo olbo olib olio olki olli ollo olof oobi ooff oolo oooo opii opio opo- oppi oppo pbil pbpk pfff pfkl pfkp pfli pibb pibi piff piip piki pikk piko pil- pili pilk pill pilo piob pipi pipo pipp pkib plff plib plif plik plio plip plkk plob plok ploo plop plpp pobo poff pofi poik poil poio poko poli polk poll polo poof pook pool poop pop- popi popo popp ppib ppif ppli pplo pppo pppp