-er -ic -ol b-u bbb bbc bbe bbi bbl bbn bbo bbr bbu bcb bcc bce bci bcl bcn bco bcr bcu be- beb bec bee bei bel ben beo ber beu bi- bib bic bie bii bil bin bio bir biu blb blc ble bli bll bln blo blr blu bnb bnc bne bni bnl bnn bno bnr bnu bob boc boe boi bol bon boo bor bou brb bre bri brl brn bro brr bru bub buc bue bui bul bun buo bur buu c-- cbb cbc cbe cbi cbl cbn cbo cbr cbu ccb ccc cce cci ccl ccn cco ccr ccu ce- ceb cec cee cei cel cen ceo cer ceu ci- cib cic cie cii cil cin cio cir ciu cl- clb clc cle cli cll cln clo clr clu cn- cnb cnc cne cni cnl cnn cno cnr cnu co- cob coc coe coi col con coo cor cou crb crc cre cri crl crn cro crr cru cub cuc cue cui cul cun cuo cur cuu ebb ebc ebe ebi ebl ebn ebo ebr ebu ec- ecb ecc ece eci ecl ecn eco ecr ecu eeb eec eee eel een eeo eer eib eic eie eii eil ein eio eir eiu elb elc ele eli ell eln elo elr elu en- enb enc ene eni enl enn eno enr enu eo- eob eoc eoe eoi eol eon eoo eor eou erb erc ere eri erl ern ero err eru eu- eub euc eue eui eul eun eur ibb ibc ibe ibi ibl ibn ibo ibr ibu icb icc ice ici icl icn ico icr icu ie- iec iee iei iel ien ier iib iic iie iii iil iin iio iir iiu il- ilb ilc ile ili ill iln ilo ilr ilu in- inb inc ine ini inl inn ino inr inu io- iob ioc ioe ioi iol ion ioo ior iou ir- irb irc ire iri irl irn iro irr iru iu- iub iuc iue iui iur lbb lbc lbe lbi lbl lbo lbr lbu lcb lcc lce lci lcl lcn lco lcr lcu leb lec lee lei lel len leo ler leu lib lic lie lii lil lin lio lir liu llb llc lle lli lll lln llo llr llu lnb lnc lne lni lnl lnn lno lnr lnu lob loc loe loi lol lon loo lor lou lrb lrc lri lrn lro lrr lru lub luc lue lui lul lun luo lur luu n-i nbb nbc nbe nbi nbl nbn nbo nbr nbu ncb ncc nce nci ncl ncn nco ncr ncu ne- neb nec nee nei nel nen neo ner neu nib nic nie nii nil nin nio nir niu nlb nlc nle nli nll nln nlo nlr nlu nnb nnc nne nni nnl nnn nno nnu no- nob noc noe noi nol non noo nor nou nrb nrc nre nri nrl nrn nro nrr nru nub nuc nue nui nul nun nuo nur nuu o-i ob- obb obc obe obi obl obn obo obr obu oc- ocb occ oci ocl ocn oco ocr ocu oeb oec oee oei oel oen oeo oer oib oic oie oii oil oin oio oir oiu olb olc ole oli oll oln olo olu on- onb onc one oni onl onn ono onr onu oo- oob ooc ooi ool oon ooo oor or- orb orc ore ori orl orn oro orr oru ou- ouc oue oui oul oun ouo our rbb rbc rbe rbi rbl rbn rbo rbr rbu rcb rcc rce rci rcl rcn rco rcr rcu re- reb rec ree rei rel ren reo rer reu rib ric rie rii ril rin rio rir rlc rle rli rll rln rlo rlr rlu rnb rnc rni rnn rno rnr rnu rob roc roe roi rol ron roo ror rou rrb rrc rri rrl rrn rrr rru rub ruc rue rui run ruo rur ruu ubb ubc ube ubi ubl ubn ubo ubr ubu ucb ucc uce uci ucl ucn uco ucr ucu ueb uec uee uei uel uen uer uib uic uie uii uil uin uio uir uiu ulb ulc ule uli ull uln ulo ulr ulu un- unb unc une uni unl unn uno unr unu uob uoc uoe uol uon uoo uor ur- urb urc ure uri url urn uro urr uru uuc uue uun uur uuu