-ic -ol -up b-p b-u bbb bbc bbi bbl bbo bbp bbs bbu bcb bcc bci bcl bco bcp bcs bcu bi- bib bic bii bil bio bip bis biu blb blc bli bll blo blp bls blu bob boc boi bol boo bop bos bou bpb bpc bpi bpl bpo bpp bps bpu bsb bsc bsi bsl bso bsp bss bsu bub buc bui bul buo bup bus buu c-- cbb cbc cbi cbl cbo cbp cbs cbu ccb ccc cci ccl cco ccp ccs ccu ci- cib cic cii cil cio cip cis ciu cl- clb clc cli cll clo clp cls clu co- cob coc coi col coo cop cos cou cpb cpc cpi cpl cpo cpp cps cpu csb csc csi csl cso csp css csu cub cuc cui cul cuo cup cus cuu ibb ibc ibi ibl ibo ibp ibs ibu icb icc ici icl ico icp ics icu iib iic iii iil iio iip iis iiu il- ilb ilc ili ill ilo ilp ils ilu io- iob ioc ioi iol ioo iop ios iou ipb ipc ipi ipl ipo ipp ips ipu is- isb isc isi isl iso isp iss isu iu- iub iuc iui iup ius l-p lbb lbc lbi lbl lbo lbp lbs lbu lcb lcc lci lcl lco lcp lcs lcu lib lic lii lil lio lip lis liu llb llc lli lll llo llp lls llu lob loc loi lol loo lop los lou lpb lpc lpi lpl lpo lpp lps lpu lsb lsc lsi lsl lso lsp lss lsu lub luc lui lul luo lup lus luu o-i ob- obb obc obi obl obo obp obs obu oc- ocb occ oci ocl oco ocp ocs ocu oib oic oii oil oio oip ois oiu olb olc oli oll olo olp ols olu oo- oob ooc ooi ool ooo oop oos op- opb opc opi opl opo opp ops os- osb osc osi osl oso osp oss osu ou- ouc oui oul ouo oup ous p-p pbb pbc pbi pbl pbo pbp pbs pbu pcb pcc pci pcl pco pcp pcs pcu pib pic pii pil pio pip pis piu plb plc pli pll plo plp pls plu pob poc poi pol poo pop pos pou ppb ppc ppi ppl ppo ppp pps ppu ps- psb psc psi psl pso psp pss psu pub puc pui pul pup pus puu sbb sbc sbi sbl sbo sbp sbs sbu scb scc sci scl sco scp scs scu sib sic sii sil sio sip sis siu slb slc sli sll slo slp sls slu sob soc soi sol soo sop sos sou spb spc spi spl spo spp sps spu ss- ssb ssc ssi ssl sso ssp sss ssu sub suc sui sul suo sup sus suu ubb ubc ubi ubl ubo ubp ubs ubu ucb ucc uci ucl uco ucp ucs ucu uib uic uii uil uio uip uis uiu ulb ulc uli ull ulo ulp uls ulu uob uoc uol uoo uop uos up- upb upc upi upo upp ups upu usb usc usi usl uso usp uss usu uuc uus uuu

-ous bbbb bbbs bbci bblb bbls bcbc bcbp bcbs bccc bcci bccl bccs bcis bcos bcpl bcpp bcps bcsc bcsl bcss bcuc bcup bibb bibi bibl bibo bibs bicc bici bico bics biis bili bill bilo bils bilu bio- bioc bioi biol bios biou bipp bips bipu bis- bisc bisl biso bisp biss bisu blcu blic blio blip blis blls blob bloc bloo blop blou blsp blss blub blup blus bobb bobi bobo bobs bobu boco bocs bocu boi- boii boil bois boiu boli boll bolo bols bolu boob booc bool boop boos bopp bops bosc bosi boso boss bosu boul boup bous bpcp bpsu bsci bscp bscs bsic bslc bsos bspp bssc bsup bubb bubi bubo bubs bubu bucc buci buco bucs bucu buic buis buiu bulb buli bull buls bulu buol bupc bups busc busi buss busu buus c-bo cbbc cbbs cbcc cbcl cbcp cbcs cbcu cblb cblc cbol cbpc cbpp cbsc cbsi cbus ccbc cccb cccc ccci cccl cccp cccs cccu ccic ccii ccil ccip ccis cclc ccli ccls ccob ccoc ccpl ccpp ccps ccsi ccsl ccsp ccss ccuc ccup ccus cibc cibi cibo cicc cici cico cics cicu ciii ciis cili cill cilo cilp cils ciob cios cipo cipp cips cis- cisc cisl cisp ciss ciuc ciup cius clib clic clii clio clip clis clob cloo clop clos clou clpb clpp clsc club cobb cobi cobo cobs cobu coco cocp cocu coil coip cois col- colb coli coll colo colp cols colu coob cool coop coos copi copo copp cops cosc cosi cosl coso cosp coss coub coul coup cous cpbc cpcs cpcu cpic cpio cplc cpls cpos cpps cpsc cpsl cpso cpsu cpus cscb cscc csci cscl csco cscs csib csio csis cslp cslu csob csos cspb cspc cspi csps csup csus cub- cubb cubi cubs cucc cuci cui- cuil cuis culb culc cull culo culp culs cupl cupo cupp cups cusb cuso cusp cuss cusu ibcs ibis ibos ibss ibus icbc icbp icbs iccb iccc icci iccl icco iccp iccs iccu icis icll iclp icoc icos icpc icpo icps icsb icsc icsi icsp icss icub icup icus iiii iiio iiis iioi iioo iiop iios iisc iisi iisp iisu iiuc ilbc ilic ilio ilis ill- illi illo illp ills iloc iloo ilos ilus iobi ioci iocp ioii ioio iolo iooi iooo ioos iopl iops ioso iosu ious ipcc ipcs ipil iplo ipop ipos ippc ippo ipsc ipsi ipso ipsp ipss ipus isbl iscc isci isco iscp iscs iscu isic isil isis isls iso- isoc isol isop isos ispc isps issc issi isso issp isss issu isup isus iucc iuiu iupp iuss lbcc lbos lbsc lcbc lccc lccs lcis lcls lcpc lcpl lcps lcsc lcsp libc libo libs libu lico lics liii liis lilb lili lill lilo lils lilu lio- lios lip- lipb lipc lipi lipl lipo lipp lips lipu lisi liso lisp liss