-er -ic -ol -up b-p b-u bbb bbc bbe bbi bbl bbo bbp bbr bbt bbu bcb bcc bce bci bcl bco bcp bcr bct bcu be- beb bec bee bei bel beo bep ber bet beu bi- bib bic bie bii bil bio bip bir bit biu blb blc ble bli bll blo blp blr blt blu bob boc boe boi bol boo bop bor bot bou bpb bpc bpe bpi bpl bpo bpp bpr bpt bpu brb bre bri brl bro brp brr brt bru btb btc bte bti btl bto btp btr btt btu bub buc bue bui bul buo bup bur but buu c-- cbb cbc cbe cbi cbl cbo cbp cbr cbt cbu ccb ccc cce cci ccl cco ccp ccr cct ccu ce- ceb cec cee cei cel ceo cep cer cet ceu ci- cib cic cie cii cil cio cip cir cit ciu cl- clb clc cle cli cll clo clp clr clt clu co- cob coc coe coi col coo cop cor cot cou cpb cpc cpe cpi cpl cpo cpp cpr cpt cpu crb crc cre cri crl cro crp crr crt cru ctb ctc cte cti ctl cto ctp ctr ctt ctu cub cuc cue cui cul cuo cup cur cut cuu ebb ebc ebe ebi ebl ebo ebp ebr ebt ebu ec- ecb ecc ece eci ecl eco ecr ect ecu eeb eec eee eel eeo eep eer eet eib eic eie eii eil eio eip eir eit eiu elb elc ele eli ell elo elp elr elt elu eo- eob eoc eoe eoi eol eoo eop eor eot eou ep- epb epc epe epi epl epo epp epr ept epu erb erc ere eri erl ero erp err ert eru etb etc ete eti etl eto etp etr ett etu eu- eub euc eue eui eul eup eur eut ibb ibc ibe ibi ibl ibo ibp ibr ibt ibu icb icc ice ici icl ico icp icr ict icu ie- iec iee iei iel iep ier iet iib iic iie iii iil iio iip iir iit iiu il- ilb ilc ile ili ill ilo ilp ilr ilt ilu io- iob ioc ioe ioi iol ioo iop ior iot iou ipb ipc ipe ipi ipl ipo ipp ipr ipt ipu ir- irb irc ire iri irl iro irp irr irt iru itb itc ite iti itl ito itp itt itu iu- iub iuc iue iui iup iur iut l-p lbb lbc lbe lbi lbl lbo lbp lbr lbt lbu lcb lcc lce lci lcl lco lcp lcr lct lcu leb lec lee lei lel leo lep ler let leu lib lic lie lii lil lio lip lir lit liu llb llc lle lli lll llo llp llr llt llu lob loc loe loi lol loo lop lor lot lou lpb lpc lpe lpi lpl lpo lpp lpr lpt lpu lrb lrc lri lro lrp lrr lrt lru ltb ltc lte lti ltl lto ltp ltr ltt ltu lub luc lue lui lul luo lup lur lut luu o-i ob- obb obc obe obi obl obo obp obr obt obu oc- ocb occ oci ocl oco ocp ocr oct ocu oeb oec oee oei oel oeo oep oer oet oib oic oie oii oil oio oip oir oit oiu olb olc ole oli oll olo olp olt olu oo- oob ooc ooi ool ooo oop oor oot op- opb opc ope opi opl opo opp opr opt or- orb orc ore ori orl oro orp orr ort oru ot- otb otc ote oti otl oto otp otr ott otu ou- ouc oue oui oul ouo oup our out p-p pbb pbc pbe pbi pbl pbo pbp pbr pbt pbu pcb pcc pce pci pcl pco pcp pcr pct pcu peb pec pee pei pel peo pep per pet peu pib pic pie pii pil pio pip pir pit piu plb plc ple pli pll plo plp plr plt plu pob poc poe poi pol poo pop por pot pou ppb ppc ppe ppi ppl ppo ppp ppr ppt ppu prb prc pre pri prl pro prp prr prt pru pt- ptb ptc pte pti ptl pto ptp ptr ptt ptu pub puc pue pui pul pup pur put puu rbb rbc rbe rbi rbl rbo rbp rbr rbt rbu rcb rcc rce rci rcl rco rcp rcr rct rcu re- reb rec ree rei rel reo rep rer ret reu rib ric rie rii ril rio rip rir rit rlc rle rli rll rlo rlp rlr rlt rlu rob roc roe roi rol roo rop ror rot rou rpb rpc rpe rpi rpl rpo rpp rpr rpt rpu rrb rrc rri rrl rrp rrr rrt rru rtb rtc rte rti rtl rto rtp rtr rtt rtu rub ruc rue rui ruo rup rur rut ruu tbb tbc tbe tbi tbl tbo tbp tbr tbt tbu tcb tcc tce tci tcl tco tcp tcr tct tcu te- teb tec tee tei tel teo tep ter tet teu tib tic tie tii til tio tip tir tit tiu tlc tle tli tll tlo tlp tlr tlt tlu to- tob toc toe toi tol too top tor tot tou tpb tpc tpe tpi tpl tpo tpp tpr tpt tpu trb trc tre tri trl tro trp trr trt tru ttb ttc tte tti ttl tto ttp ttr ttt ttu tub tuc tue tui tul tuo tup tur tut tuu ubb ubc ube ubi ubl ubo ubp ubr ubt ubu ucb ucc uce uci ucl uco ucp ucr uct ucu ueb uec uee uei uel uep uer uet uib uic uie uii uil uio uip uir uit uiu ulb ulc ule uli ull ulo ulp ulr ult ulu uob uoc uoe uol uoo uop uor uot up- upb upc upe upi upo upp upr upt upu ur- urb urc ure uri url uro urp urr urt uru utb utc ute uti utl uto utp utr utt utu uuc uue uur uut uuu

bbbb bbci