-er -ic b-u bbb bbc bbe bbi bbm bbo bbr bbt bbu bbx bcb bcc bce bci bcm bco bcr bct bcu bcx be- beb bec bee bei bem beo ber bet beu bex bi- bib bic bie bii bim bio bir bit biu bix bmb bmc bme bmi bmm bmo bmr bmt bmu bmx bob boc boe boi bom boo bor bot bou box brb bre bri brm bro brr brt bru brx btb btc bte bti btm bto btr btt btu btx bub buc bue bui bum buo bur but buu bux bxb bxi bxm bxo bxx c-- cbb cbc cbe cbi cbm cbo cbr cbt cbu cbx ccb ccc cce cci ccm cco ccr cct ccu ccx ce- ceb cec cee cei cem ceo cer cet ceu cex ci- cib cic cie cii cim cio cir cit ciu cix cmb cmc cme cmi cmm cmo cmr cmt cmu cmx co- cob coc coe coi com coo cor cot cou cox crb crc cre cri crm cro crr crt cru crx ctb ctc cte cti ctm cto ctr ctt ctu ctx cub cuc cue cui cum cuo cur cut cuu cxc cxi cxo cxr cxt cxx ebb ebc ebe ebi ebm ebo ebr ebt ebu ebx ec- ecb ecc ece eci ecm eco ecr ect ecu ecx eeb eec eee eem eeo eer eet eex eib eic eie eii eim eio eir eit eiu eix em- emb emc eme emi emm emo emr emt emu emx eo- eob eoc eoe eoi eom eoo eor eot eou erb erc ere eri erm ero err ert eru etb etc ete eti etm eto etr ett etu etx eu- eub euc eue eui eur eut eux ex- exc exe exi exo exr ext exu exx ibb ibc ibe ibi ibm ibo ibr ibt ibu ibx icb icc ice ici icm ico icr ict icu ie- iec iee iei iem ier iet iex iib iic iie iii iim iio iir iit iiu iix im- imb imc ime imi imm imo imt imu imx io- iob ioc ioe ioi iom ioo ior iot iou ir- irb irc ire iri irm iro irr irt iru irx itb itc ite iti itm ito itt itu itx iu- iub iuc iue iui ium iur iut ixc ixe ixi m-o m-r mbb mbc mbe mbi mbm mbo mbr mbt mbu mbx mc- mcb mcc mce mci mcm mco mcr mct mcu mcx meb mec mee mei mem meo mer met meu mex mi- mib mic mie mii mim mio mir mit miu mix mmb mmc mme mmi mmm mmo mmr mmt mmu mmx mob moc moe moi mom moo mor mot mou mox mrb mrc mre mri mrm mro mrr mrt mru mrx mtb mtc mte mti mtm mto mtr mtt mtu mtx mub muc mue mui mum mur mut muu mux mxc mxi mxr mxu o-i ob- obb obc obe obi obm obo obr obt obu obx oc- ocb occ oci ocm oco ocr oct ocu ocx oeb oec oee oei oem oeo oer oet oex oib oic oie oii oim oio oir oit oiu om- omb omc ome omi omm omo omr omt omu omx oo- oob ooc ooi oom ooo oor oot oox or- orb orc ore ori orm oro orr ort oru orx ot- otb otc ote oti otm oto otr ott otu ou- ouc oue oui oum ouo our out ox- oxb oxc oxi oxo oxt oxx rbb rbc rbe rbi rbm rbo rbr rbt rbu rbx rcb rcc rce rci rcm rco rcr rct rcu rcx re- reb rec ree rei rem reo rer ret reu rex rib ric rie rii rim rio rir rit rix rmb rmc rme rmi rmm rmo rmr rmt rmx rob roc roe roi rom roo ror rot rou rox rrb rrc rri rrm rrr rrt rru rtb rtc rte rti rtm rto rtr rtt rtu rtx rub ruc rue rui rum ruo rur rut ruu rux rxr t-x tbb tbc tbe tbi tbm tbo tbr tbt tbu tcb tcc tce tci tcm tco tcr tct tcu tcx te- teb tec tee tei tem teo ter tet teu tex tib tic tie tii tim tio tir tit tiu tix tmb tmc tme tmi tmm tmo tmr tmt tmu tmx to- tob toc toe toi tom too tor tot tou tox trb trc tre tri trm tro trr trt tru trx ttb ttc tte tti ttm tto ttr ttt ttu ttx tub tuc tue tui tum tuo tur tut tuu tux txe txi txt txu ubb ubc ube ubi ubo ubr ubt ubu ubx ucb ucc uce uci ucm uco ucr uct ucu ueb uec uee uei uem uer uet uib uic uie uii uim uio uir uit uiu um- umb umc ume umi umm umo umr umt umu uob uoc uoe uom uoo uor uot uox ur- urb urc ure uri urm uro urr urt uru urx utb utc ute uti utm uto utr utt utu utx uuc uue uum uur uut uuu uxb uxc uxo uxr uxt uxu xbc xbe xbr xbx xcb xci xcr xcx xee xem xer xet xeu xex xic xie xii xio xit xiu xix xmc xmi xmm xmo xmr xmt xmu xmx xoc xoi xom xoo xor xot xox xrc xrt xrx xtc xti xtm xtr xtx xue xui xxi xxo xxx