-er -ol b-p bbb bbe bbi bbl bbn bbo bbp bbr bbs bbt be- beb bee bei bel ben beo bep ber bes bet bi- bib bie bii bil bin bio bip bir bis bit blb ble bli bll bln blo blp blr bls blt bnb bne bni bnl bnn bno bnp bnr bns bnt bob boe boi bol bon boo bop bor bos bot bpb bpe bpi bpl bpn bpo bpp bpr bps bpt brb bre bri brl brn bro brp brr brs brt bsb bse bsi bsl bsn bso bsp bsr bss bst btb bte bti btl btn bto btp btr bts btt ebb ebe ebi ebl ebn ebo ebp ebr ebs ebt eeb eee eel een eeo eep eer ees eet eib eie eii eil ein eio eip eir eis eit elb ele eli ell eln elo elp elr els elt en- enb ene eni enl enn eno enp enr ens ent eo- eob eoe eoi eol eon eoo eop eor eos eot ep- epb epe epi epl epn epo epp epr eps ept erb ere eri erl ern ero erp err ers ert es- esb ese esi esl esn eso esp esr ess est etb ete eti etl etn eto etp etr ets ett ibb ibe ibi ibl ibn ibo ibp ibr ibs ibt ie- iee iei iel ien iep ier ies iet iib iie iii iil iin iio iip iir iis iit il- ilb ile ili ill iln ilo ilp ilr ils ilt in- inb ine ini inl inn ino inp inr ins int io- iob ioe ioi iol ion ioo iop ior ios iot ipb ipe ipi ipl ipn ipo ipp ipr ips ipt ir- irb ire iri irl irn iro irp irr irs irt is- isb ise isi isl isn iso isp isr iss ist itb ite iti itl itn ito itp its itt l-p lbb lbe lbi lbl lbo lbp lbr lbs lbt leb lee lei lel len leo lep ler les let lib lie lii lil lin lio lip lir lis lit llb lle lli lll lln llo llp llr lls llt lnb lne lni lnl lnn lno lnp lnr lns lnt lob loe loi lol lon loo lop lor los lot lpb lpe lpi lpl lpn lpo lpp lpr lps lpt lrb lri lrn lro lrp lrr lrs lrt lsb lse lsi lsl lsn lso lsp lsr lss lst ltb lte lti ltl lto ltp ltr lts ltt n-i nbb nbe nbi nbl nbn nbo nbp nbr nbs nbt ne- neb nee nei nel nen neo nep ner nes net nib nie nii nil nin nio nip nir nis nit nlb nle nli nll nln nlo nlp nlr nls nlt nnb nne nni nnl nnn nno nnp nns nnt no- nob noe noi nol non noo nop nor nos not npb npe npi npl npn npo npp npr nps npt nrb nre nri nrl nrn nro nrp nrr nrs nrt nsb nse nsi nsl nsn nso nsp nsr nss nst ntb nte nti ntn nto ntp ntr nts ntt o-i ob- obb obe obi obl obn obo obp obr obs obt oeb oee oei oel oen oeo oep oer oes oet oib oie oii oil oin oio oip oir ois oit olb ole oli oll oln olo olp ols olt on- onb one oni onl onn ono onp onr ons ont oo- oob ooi ool oon ooo oop oor oos oot op- opb ope opi opl opn opo opp opr ops opt or- orb ore ori orl orn oro orp orr ors ort os- osb ose osi osl osn oso osp osr oss ost ot- otb ote oti otl otn oto otp otr ots ott p-p pbb pbe pbi pbl pbn pbo pbp pbr pbs pbt peb pee pei pel pen peo pep per pes pet pib pie pii pil pin pio pip pir pis pit plb ple pli pll pln plo plp plr pls plt pn- pnb pne pni pnl pnn pno pnp pnr pns pnt pob poe poi pol pon poo pop por pos pot ppb ppe ppi ppl ppn ppo ppp ppr pps ppt prb pre pri prl prn pro prp prr prs prt ps- psb pse psi psl psn pso psp psr pss pst pt- ptb pte pti ptl ptn pto ptp ptr pts ptt rbb rbe rbi rbl rbn rbo rbp rbr rbs rbt re- reb ree rei rel ren reo rep rer res ret rib rie rii ril rin rio rip rir ris rit rle rli rll rln rlo rlp rlr rls rlt rnb rni rnn rno rnp rnr rns rnt rob roe roi rol ron roo rop ror ros rot rpb rpe rpi rpl rpn rpo rpp rpr rps rpt rrb rri rrl rrn rrp rrr rrs rrt rsb rse rsi rsl rsn rso rsp rsr rss rst rtb rte rti rtl rtn rto rtp rtr rts rtt sbb sbe sbi sbl sbn sbo sbp sbr sbs sbt se- seb see sei sel sen seo sep ser ses set sib sie sii sil sin sio sip sir sis sit slb sle sli sll sln slo slp slr sls slt snb sne sni snl snn sno snp snr sns snt sob soe soi sol son soo sop sor sos sot spb spe spi spl spn spo spp spr sps spt sr- srb sre sri srl srn sro srp srr srs srt ss- ssb sse ssi ssl ssn sso ssp ssr sss sst stb ste sti stl stn sto stp str sts stt tbb tbe tbi tbl tbn tbo tbp tbr tbs tbt te- teb tee tei tel ten teo tep ter tes tet tib tie tii til tin tio tip tir tis tit tle tli tll tln tlo tlp tlr tls tlt tnb tne tni tnl tnn tno tnp tnr tns tnt to- tob toe toi tol ton too top tor tos tot tpb tpe tpi tpl tpn tpo tpp tpr tps tpt trb tre tri trl trn tro trp trr trs trt tsb