-er -ic -up b-p b-u bbb bbc bbd bbe bbi bbk bbl bbm bbp bbr bbu bcb bcc bcd bce bci bck bcl bcm bcp bcr bcu bdb bdc bdd bde bdi bdk bdl bdm bdp bdr bdu be- beb bec bed bee bei bek bel bem bep ber beu bi- bib bic bid bie bii bik bil bim bip bir biu bkb bkc bke bkk bkl bkm bkp bkr blb blc bld ble bli blk bll blm blp blr blu bmb bmc bmd bme bmi bmk bml bmm bmp bmr bmu bpb bpc bpd bpe bpi bpl bpm bpp bpr bpu brb brd bre bri brk brl brm brp brr bru bub buc bud bue bui buk bul bum bup bur buu c-- cbb cbc cbd cbe cbi cbk cbl cbm cbp cbr cbu ccb ccc ccd cce cci cck ccl ccm ccp ccr ccu cdb cdc cdd cde cdi cdk cdl cdm cdp cdr cdu ce- ceb cec ced cee cei cek cel cem cep cer ceu ci- cib cic cid cie cii cik cil cim cip cir ciu ckb ckc ckd cki ckm cl- clb clc cld cle cli clk cll clm clp clr clu cmb cmc cmd cme cmi cmk cml cmm cmp cmr cmu cpb cpc cpd cpe cpi cpk cpl cpm cpp cpr cpu crb crc crd cre cri crk crl crm crp crr cru cub cuc cud cue cui cuk cul cum cup cur cuu dbb dbc dbd dbe dbi dbk dbl dbm dbp dbr dbu dcb dcc dcd dce dci dck dcl dcm dcp dcr dcu ddb ddc ddd dde ddi ddk ddl ddm ddp ddr ddu de- deb dec ded dee dei dek del dem dep der deu di- dib dic did die dii dik dil dim dip dir diu dkb dkc dke dki dkk dkl dkm dkp dkr dku dl- dlb dlc dld dle dli dlk dll dlm dlp dlr dlu dmb dmc dmd dme dmi dmk dml dmm dmp dmr dmu dpb dpc dpd dpe dpi dpk dpl dpm dpp dpr dpu drb drc drd dre dri drk drl drm drp drr dru dub duc dud due dui duk dul dum dup dur ebb ebc ebd ebe ebi ebk ebl ebm ebp ebr ebu ec- ecb ecc ecd ece eci eck ecl ecm ecr ecu ed- edb edc edd ede edi edk edl edm edp edr edu eeb eec eed eee eek eel eem eep eer eib eic eid eie eii eik eil eim eip eir eiu ekb ekc ekd eke eki ekl ekp ekr eku elb elc eld ele eli elk ell elm elp elr elu em- emb emc emd eme emi emk eml emm emp emr emu ep- epb epc epd epe epi epl epm epp epr epu erb erc erd ere eri erk erl erm erp err eru eu- eub euc eud eue eui eul eup eur i-d ibb ibc ibd ibe ibi ibk ibl ibm ibp ibr ibu icb icc icd ice ici ick icl icm icp icr icu idb idc idd ide idi idk idl idm idp idr idu ie- iec ied iee iei iek iel iem iep ier iib iic iid iie iii iil iim iip iir iiu ikb ikc ike iki ikk ikl ikr iku il- ilb ilc ild ile ili ilk ill ilm ilp ilr ilu im- imb imc imd ime imi iml imm imp imu ipb ipc ipd ipe ipi ipl ipm ipp ipr ipu ir- irb irc ird ire iri irk irl irm irp irr iru iu- iub iuc iud iue iui ium iup iur kbb kbc kbd kbe kbi kbk kbl kbm kbp kbr kbu kcb kcc kcd kce kci kck kcl kcm kcp kcr kcu kdb kdc kde kdk kdl kdm kdp kdr kdu ke- keb kec ked kee kei kek kel kem kep ker kib kic kid kie kii kik kil kim kip kir kiu kkb kkc kke kki kkk kkl kkm kkp kkr kku kl- klb klc kld kli klm klr klu kmb kmc kmd kme kmi kmk kml kmm kmp kmu kpc kpd kpe kpi kpk kpl kpm kpp kpr kpu krc krd kri krk krl krp krr kru kub kuc kud kue kui kuk kul kum kup kur kuu l-p lbb lbc lbd lbe lbi lbk lbl lbm lbp lbr lbu lcb lcc lcd lce lci lck lcl lcm lcp lcr lcu ldb ldc ldd lde ldi ldk ldl ldm ldp ldr ldu leb lec led lee lei lek lel lem lep ler leu lib lic lid lie lii lik lil lim lip lir liu lkb lkl lkp lkr llb llc lld lle lli llk lll llm llp llr llu lmb lmc lmd lme lmi lmk lml lmm lmp lmr lmu lpb lpc lpd lpe lpi lpk lpl lpm lpp lpr lpu lrb lrc lrd lri lrk lrm lrp lrr lru lub luc lud lue lui luk lul lum lup lur luu m-r mbb mbc mbd mbe mbi mbk mbl mbm mbp mbr mbu mc- mcb mcc mcd mce mci mck mcl mcm mcp mcr mcu mdb mdc mdd mde mdi mdk mdl mdm mdp mdr mdu meb mec med mee mei mek mel mem mep mer meu mi- mib mic mid mie mii mik mil mim mip mir miu mkb mkc mkd mke mkk mkl mkm mkp mkr mku mlb mlc mld mle mli mlk mll mlm mlp mlr mlu mmb mmc mmd mme mmi mmk mml mmm mmp mmr mmu mpb mpc mpd mpe mpi mpk mpl mpm mpp mpr mpu mrb mrc mrd mre mri mrk mrl mrm mrp mrr mru mub muc mud mue mui muk mul mum mup mur muu p-p pbb pbc pbd pbe pbi pbk pbl pbm pbp pbr pbu pcb pcc pcd pce pci pck pcl pcm pcp pcr pcu pdb pdc pdd pde pdi pdk pdl pdm pdp pdr pdu peb pec ped pee pei pek pel pem pep per peu pib pic pid pie pii pik pil pim pip pir piu pkb pkc