-er -ol b-p bbb bbd bbe bbi bbl bbn bbo bbp bbr bbt bdb bdd bde bdi bdl bdo bdp bdr bdt bdv be- beb bed bee bei bel ben beo bep ber bet bev bi- bib bid bie bii bil bin bio bip bir bit biv blb bld ble bli bll bln blo blp blr blt blv bnb bnd bne bni bnl bnn bno bnp bnr bnt bnv bob bod boe boi bol bon boo bop bor bot bov bpb bpd bpe bpi bpl bpn bpo bpp bpr bpt bpv brb brd bre bri brl brn bro brp brr brt brv btb btd bte bti btl btn bto btp btr btt btv bvb bvd bve bvi bvl bvn bvo bvp bvr bvt bvv dbb dbd dbe dbi dbl dbn dbo dbp dbr dbt dbv ddb ddd dde ddi ddl ddn ddo ddp ddr ddt de- deb ded dee dei del den deo dep der det dev di- dib did die dii dil din dio dip dir dit div dl- dlb dld dle dli dll dlo dlp dlr dlt dlv dnb dnd dne dni dnl dnn dno dnp dnr dnt dob dod doe doi dol don doo dop dor dot dov dpb dpd dpe dpi dpl dpn dpo dpp dpr dpt dpv drb drd dre dri drl drn dro drp drr drt drv dtb dtd dte dti dtl dtn dto dtp dtr dtt dtv dvb dvd dve dvi dvl dvn dvp dvr dvt ebb ebd ebe ebi ebl ebn ebo ebp ebr ebt ebv ed- edb edd ede edi edl edn edo edp edr edt eeb eed eee eel een eeo eep eer eet eev eib eid eie eii eil ein eio eip eir eit eiv elb eld ele eli ell eln elo elp elr elt elv en- enb end ene eni enl enn eno enp enr ent env eo- eob eod eoe eoi eol eon eoo eop eor eot ep- epb epd epe epi epl epn epo epp epr ept erb erd ere eri erl ern ero erp err ert erv etb etd ete eti etl etn eto etp etr ett etv evb evd eve evi evl evn evo evp evr evt evv i-d i-v ibb ibd ibe ibi ibl ibn ibo ibp ibr ibt ibv idb idd ide idi idl idn ido idp idr idt idv ie- ied iee iei iel ien iep ier iet iev iib iid iie iii iil iin iio iip iir iit il- ilb ild ile ili ill iln ilo ilp ilr ilt ilv in- inb ind ine ini inl inn ino inp inr int inv io- iob iod ioe ioi iol ion ioo iop ior iot iov ipb ipd ipe ipi ipl ipn ipo ipp ipr ipt ipv ir- irb ird ire iri irl irn iro irp irr irt irv itb itd ite iti itl itn ito itp itt itv ivb ivd ive ivi ivl ivo ivp ivr ivt ivv l-p lbb lbd lbe lbi lbl lbo lbp lbr lbt lbv ldb ldd lde ldi ldl ldn ldo ldp ldr ldt ldv leb led lee lei lel len leo lep ler let lev lib lid lie lii lil lin lio lip lir lit liv llb lld lle lli lll lln llo llp llr llt llv lnb lnd lne lni lnl lnn lno lnp lnr lnt lob lod loe loi lol lon loo lop lor lot lov lpb lpd lpe lpi lpl lpn lpo lpp lpr lpt lpv lrb lrd lri lrn lro lrp lrr lrt lrv ltb ltd lte lti ltl lto ltp ltr ltt ltv lvb lvd lve lvi lvl lvn lvp lvr lvt lvv n-i nbb nbd nbe nbi nbl nbn nbo nbp nbr nbt nbv ndb ndd nde ndi ndl ndn ndo ndp ndr ndt ndv ne- neb ned nee nei nel nen neo nep ner net nev nib nid nie nii nil nin nio nip nir nit niv nlb nld nle nli nll nln nlo nlp nlr nlt nlv nnb nne nni nnl nnn nno nnp nnt nnv no- nob nod noe noi nol non noo nop nor not nov npb npd npe npi npl npn npo npp npr npt npv nrb nrd nre nri nrl nrn nro nrp nrr nrt nrv ntb ntd nte nti ntn nto ntp ntr ntt ntv nvb nvd nve nvi nvl nvn nvp nvt nvv o-i ob- obb obd obe obi obl obn obo obp obr obt obv odb odd ode odi odl odn odo odp odr odt odv oeb oed oee oei oel oen oeo oep oer oet oib oid oie oii oil oin oio oip oir oit oiv olb old ole oli oll oln olo olp olt on- onb ond one oni onl onn ono onp onr ont oo- oob ood ooi ool oon ooo oop oor oot oov op- opb opd ope opi opl opn opo opp opr opt opv or- orb ord ore ori orl orn oro orp orr ort orv ot- otb otd ote oti otl otn oto otp otr ott otv ov- ovb ovd ove ovi ovl ovo ovp ovv p-p pbb pbd pbe pbi pbl pbn pbo pbp pbr pbt pdb pdd pde pdi pdl pdn pdo pdp pdr pdt pdv peb ped pee pei pel pen peo pep per pet pev pib pid pie pii pil pin pio pip pir pit piv plb pld ple pli pll pln plo plp plr plt plv pn- pnb pnd pne pni pnl pnn pno pnp pnr pnt pnv pob pod poe poi pol pon poo pop por pot pov ppb ppd ppe ppi ppl ppn ppo ppp ppr ppt ppv prb prd pre pri prl prn pro prp prr prt prv pt- ptb ptd pte pti ptl ptn pto ptp ptr ptt ptv pvb pvd pve pvi pvl pvn pvo pvp pvr pvt pvv rbb rbd rbe rbi rbl rbn rbo rbp rbr rbt rdb rdd rde rdi rdl rdn rdo rdp rdr rdt rdv re- reb red ree rei rel ren reo rep rer ret rev rib