-ol b-p bbb bbc bbe bbl bbm bbo bbp bbx bcb bcc bce bcl bcm bco bcp bcx be- beb bec bee bel bem beo bep bex blb blc ble bll blm blo blp blx bmb bmc bme bml bmm bmo bmp bmx bob boc boe bol bom boo bop box bpb bpc bpe bpl bpm bpo bpp bpx bxb bxl bxm bxo bxx c-- cbb cbc cbe cbl cbm cbo cbp cbx ccb ccc cce ccl ccm cco ccp ccx ce- ceb cec cee cel cem ceo cep cex cl- clb clc cle cll clm clo clp clx cmb cmc cme cml cmm cmo cmp cmx co- cob coc coe col com coo cop cox cpb cpc cpe cpl cpm cpo cpp cpx cxc cxl cxo cxp cxx ebb ebc ebe ebl ebm ebo ebp ebx ec- ecb ecc ece ecl ecm eco ecx eeb eec eee eel eem eeo eep eex elb elc ele ell elm elo elp elx em- emb emc eme eml emm emo emp emx eo- eob eoc eoe eol eom eoo eop ep- epb epc epe epl epm epo epp epx ex- exc exe exl exo exp exx l-p lbb lbc lbe lbl lbm lbo lbp lbx lcb lcc lce lcl lcm lco lcp lcx leb lec lee lel lem leo lep lex llb llc lle lll llm llo llp lmb lmc lme lml lmm lmo lmp lob loc loe lol lom loo lop lox lpb lpc lpe lpl lpm lpo lpp lpx lxc lxo lxx m-o mbb mbc mbe mbl mbm mbo mbp mbx mc- mcb mcc mce mcl mcm mco mcp mcx meb mec mee mel mem meo mep mex mlb mlc mle mll mlm mlo mlp mlx mmb mmc mme mml mmm mmo mmp mmx mob moc moe mol mom moo mop mox mpb mpc mpe mpl mpm mpo mpp mpx mxc mxl mxp ob- obb obc obe obl obm obo obp obx oc- ocb occ ocl ocm oco ocp ocx oeb oec oee oel oem oeo oep oex olb olc ole oll olm olo olp om- omb omc ome oml omm omo omp omx oo- oob ooc ool oom ooo oop oox op- opb opc ope opl opm opo opp opx ox- oxb oxc oxo oxx p-p pbb pbc pbe pbl pbm pbo pbp pbx pcb pcc pce pcl pcm pco pcp pcx peb pec pee pel pem peo pep pex plb plc ple pll plm plo plp plx pmb pmc pme pml pmm pmo pmp pmx pob poc poe pol pom poo pop pox ppb ppc ppe ppl ppm ppo ppp ppx pxc pxe pxl pxm xbc xbe xbl xbx xcb xcl xcp xcx xee xel xem xep xex xlb xlm xmc xml xmm xmo xmp xmx xoc xom xoo xop xox xpb xpc xpe xpl xpm xpo xpp xxl xxo xxp xxx