-er -ic b-u bbb bbc bbd bbe bbi bbl bbr bbu bcb bcc bcd bce bci bcl bcr bcu bcv bdb bdc bdd bde bdi bdl bdr bdu bdv be- beb bec bed bee bei bel ber beu bev bi- bib bic bid bie bii bil bir biu biv blb blc bld ble bli bll blr blu blv brb brd bre bri brl brr bru brv bub buc bud bue bui bul bur buu bvb bvc bvd bve bvi bvl bvr bvu bvv c-- cbb cbc cbd cbe cbi cbl cbr cbu cbv ccb ccc ccd cce cci ccl ccr ccu ccv cdb cdc cdd cde cdi cdl cdr cdu cdv ce- ceb cec ced cee cei cel cer ceu cev ci- cib cic cid cie cii cil cir ciu civ cl- clb clc cld cle cli cll clr clu clv crb crc crd cre cri crl crr cru crv cub cuc cud cue cui cul cur cuu cuv cvb cvc cvd cve cvi cvl cvr cvu cvv dbb dbc dbd dbe dbi dbl dbr dbu dbv dcb dcc dcd dce dci dcl dcr dcu dcv ddb ddc ddd dde ddi ddl ddr ddu de- deb dec ded dee dei del der deu dev di- dib dic did die dii dil dir diu div dl- dlb dlc dld dle dli dll dlr dlu dlv drb drc drd dre dri drl drr dru drv dub duc dud due dui dul dur duv dvb dvc dvd dve dvi dvl dvr dvu ebb ebc ebd ebe ebi ebl ebr ebu ebv ec- ecb ecc ecd ece eci ecl ecr ecu ecv ed- edb edc edd ede edi edl edr edu eeb eec eed eee eel eer eev eib eic eid eie eii eil eir eiu eiv elb elc eld ele eli ell elr elu elv erb erc erd ere eri erl err eru erv eu- eub euc eud eue eui eul eur euv evb evc evd eve evi evl evr evv i-d i-v ibb ibc ibd ibe ibi ibl ibr ibu ibv icb icc icd ice ici icl icr icu icv idb idc idd ide idi idl idr idu idv ie- iec ied iee iei iel ier iev iib iic iid iie iii iil iir iiu il- ilb ilc ild ile ili ill ilr ilu ilv ir- irb irc ird ire iri irl irr iru irv iu- iub iuc iud iue iui iur ivb ivc ivd ive ivi ivl ivr ivu ivv lbb lbc lbd lbe lbi lbl lbr lbu lbv lcb lcc lcd lce lci lcl lcr lcu lcv ldb ldc ldd lde ldi ldl ldr ldu ldv leb lec led lee lei lel ler leu lev lib lic lid lie lii lil lir liu liv llb llc lld lle lli lll llr llu llv lrb lrc lrd lri lrr lru lrv lub luc lud lue lui lul lur luu luv lvb lvc lvd lve lvi lvl lvr lvv rbb rbc rbd rbe rbi rbl rbr rbu rcb rcc rcd rce rci rcl rcr rcu rcv rdb rdc rdd rde rdi rdl rdr rdu rdv re- reb rec red ree rei rel rer reu rev rib ric rid rie rii ril rir riv rlc rld rle rli rll rlr rlu rrb rrc rrd rri rrl rrr rru rub ruc rud rue rui rur ruu ruv rvb rvc rvd rve rvi rvl rvr rvu rvv ubb ubc ube ubi ubl ubr ubu ubv ucb ucc ucd uce uci ucl ucr ucu ucv udb udc udd ude udi udl udr udu udv ueb uec ued uee uei uel uer uib uic uid uie uii uil uir uiu ulb ulc uld ule uli ull ulr ulu ulv ur- urb urc urd ure uri url urr uru uuc uue uur uuu uvb uvc uve uvl uvu uvv v-e vbc vbd vbi vbl vbr vbv vcc vcd vce vci vcl vcr vcu vdb vdc vdd vde vdi vdl vdr vdu vdv veb vec ved vee vei vel ver veu vi- vib vic vid vie vii vil vir viu viv vl- vlb vlc vld vle vll vlv vrb vrc vrd vre vri vrr vru vue vul vur vuv vvb vvc vvi vvr vvv