-er -ic -ol -up b-p b-u bbb bbc bbe bbi bbl bbm bbo bbp bbr bbt bbu bcb bcc bce bci bcl bcm bco bcp bcr bct bcu be- beb bec bee bei bel bem beo bep ber bet beu bi- bib bic bie bii bil bim bio bip bir bit biu blb blc ble bli bll blm blo blp blr blt blu bmb bmc bme bmi bml bmm bmo bmp bmr bmt bmu bob boc boe boi bol bom boo bop bor bot bou bpb bpc bpe bpi bpl bpm bpo bpp bpr bpt bpu brb bre bri brl brm bro brp brr brt bru btb btc bte bti btl btm bto btp btr btt btu bub buc bue bui bul bum buo bup bur but buu c-- cbb cbc cbe cbi cbl cbm cbo cbp cbr cbt cbu ccb ccc cce cci ccl ccm cco ccp ccr cct ccu ce- ceb cec cee cei cel cem ceo cep cer cet ceu ci- cib cic cie cii cil cim cio cip cir cit ciu cl- clb clc cle cli cll clm clo clp clr clt clu cmb cmc cme cmi cml cmm cmo cmp cmr cmt cmu co- cob coc coe coi col com coo cop cor cot cou cpb cpc cpe cpi cpl cpm cpo cpp cpr cpt cpu crb crc cre cri crl crm cro crp crr crt cru ctb ctc cte cti ctl ctm cto ctp ctr ctt ctu cub cuc cue cui cul cum cuo cup cur cut cuu ebb ebc ebe ebi ebl ebm ebo ebp ebr ebt ebu ec- ecb ecc ece eci ecl ecm eco ecr ect ecu eeb eec eee eel eem eeo eep eer eet eib eic eie eii eil eim eio eip eir eit eiu elb elc ele eli ell elm elo elp elr elt elu em- emb emc eme emi eml emm emo emp emr emt emu eo- eob eoc eoe eoi eol eom eoo eop eor eot eou ep- epb epc epe epi epl epm epo epp epr ept epu erb erc ere eri erl erm ero erp err ert eru etb etc ete eti etl etm eto etp etr ett etu eu- eub euc eue eui eul eup eur eut ibb ibc ibe ibi ibl ibm ibo ibp ibr ibt ibu icb icc ice ici icl icm ico icp icr ict icu ie- iec iee iei iel iem iep ier iet iib iic iie iii iil iim iio iip iir iit iiu il- ilb ilc ile ili ill ilm ilo ilp ilr ilt ilu im- imb imc ime imi iml imm imo imp imt imu io- iob ioc ioe ioi iol iom ioo iop ior iot iou ipb ipc ipe ipi ipl ipm ipo ipp ipr ipt ipu ir- irb irc ire iri irl irm iro irp irr irt iru itb itc ite iti itl itm ito itp itt itu iu- iub iuc iue iui ium iup iur iut l-p lbb lbc lbe lbi lbl lbm lbo lbp lbr lbt lbu lcb lcc lce lci lcl lcm lco lcp lcr lct lcu leb lec lee lei lel lem leo lep ler let leu lib lic lie lii lil lim lio lip lir lit liu llb llc lle lli lll llm llo llp llr llt llu lmb lmc lme lmi lml lmm lmo lmp lmr lmt lmu lob loc loe loi lol lom loo lop lor lot lou lpb lpc lpe lpi lpl lpm lpo lpp lpr lpt lpu lrb lrc lri lrm lro lrp lrr lrt lru ltb ltc lte lti ltl ltm lto ltp ltr ltt ltu lub luc lue lui lul lum luo lup lur lut luu m-o m-r mbb mbc mbe mbi mbl mbm mbo mbp mbr mbt mbu mc- mcb mcc mce mci mcl mcm mco mcp mcr mct mcu meb mec mee mei mel mem meo mep mer met meu mi- mib mic mie mii mil mim mio mip mir mit miu mlb mlc mle mli mll mlm mlo mlp mlr mlt mlu mmb mmc mme mmi mml mmm mmo mmp mmr mmt mmu mob moc moe moi mol mom moo mop mor mot mou mpb mpc mpe mpi mpl mpm mpo mpp mpr mpt mpu mrb mrc mre mri mrl mrm mro mrp mrr mrt mru mtb mtc mte mti mtl mtm mto mtp mtr mtt mtu mub muc mue mui mul mum mup mur mut muu o-i ob- obb obc obe obi obl obm obo obp obr obt obu oc- ocb occ oci ocl ocm oco ocp ocr oct ocu oeb oec oee oei oel oem oeo oep oer oet oib oic oie oii oil oim oio oip oir oit oiu olb olc ole oli oll olm olo olp olt olu om- omb omc ome omi oml omm omo omp omr omt omu oo- oob ooc ooi ool oom ooo oop oor oot op- opb opc ope opi opl opm opo opp opr opt or- orb orc ore ori orl orm oro orp orr ort oru ot- otb otc ote oti otl otm oto otp otr ott otu ou- ouc oue oui oul oum ouo oup our out p-p pbb pbc pbe pbi pbl pbm pbo pbp pbr pbt pbu pcb pcc pce pci pcl pcm pco pcp pcr pct pcu peb pec pee pei pel pem peo pep per pet peu pib pic pie pii pil pim pio pip pir pit piu plb plc ple pli pll plm plo plp plr plt plu pmb pmc pme pmi pml pmm pmo pmp pmr pmt pmu pob poc poe poi pol pom poo pop por pot pou ppb ppc ppe ppi ppl ppm ppo ppp ppr ppt ppu prb prc pre pri prl prm pro prp prr prt pru pt- ptb ptc pte pti ptl ptm pto ptp ptr ptt ptu pub puc pue pui pul pum pup pur put puu rbb rbc rbe rbi rbl rbm rbo rbp rbr rbt rbu rcb rcc rce rci rcl rcm rco rcp