-er a-a a-b aaa aab aad aae aan aao aap aar aaw ab- aba abb abd abe abn abo abp abr abw ad- ada adb add ade adn ado adp adr adw aea aeb aed aee aen aeo aep aer aew an- ana anb and ane ann ano anp anr aoa aob aod aoe aon aoo aop aor aow ap- apa apb apd ape apn apo app apr apw ar- ara arb ard are arn aro arp arr arw aw- awa awb awd awe awn awo awp awr aww b-p baa bab bad bae ban bao bap bar baw bba bbb bbd bbe bbn bbo bbp bbr bbw bda bdb bdd bde bdo bdp bdr bdw be- bea beb bed bee ben beo bep ber bew bna bnb bnd bne bnn bno bnp bnr bnw boa bob bod boe bon boo bop bor bow bpa bpb bpd bpe bpn bpo bpp bpr bpw bra brb brd bre brn bro brp brr brw bwa bwb bwd bwo bwp bwr daa dab dad dae dan dao dap dar daw dba dbb dbd dbe dbn dbo dbp dbr dda ddb ddd dde ddn ddo ddp ddr ddw de- dea deb ded dee den deo dep der dew dna dnb dnd dne dnn dno dnp dnr dnw doa dob dod doe don doo dop dor dow dpa dpb dpd dpe dpn dpo dpp dpr dpw dra drb drd dre drn dro drp drr drw dwa dwb dwe dwn dwo dwp dwr dww eaa eab ead eae ean eao eap ear eaw eba ebb ebd ebe ebn ebo ebp ebr ebw ed- eda edb edd ede edn edo edp edr edw eea eeb eed eee een eeo eep eer eew en- ena enb end ene enn eno enp enr enw eo- eoa eob eod eoe eon eoo eop eor eow ep- epa epb epd epe epn epo epp epr epw era erb erd ere ern ero erp err erw ewa ewb ewd ewe ewo ewp ewr eww naa nab nad nae nan nao nap nar naw nba nbb nbd nbe nbn nbo nbp nbr nbw nda ndb ndd nde ndn ndo ndp ndr ne- nea neb ned nee nen neo nep ner new nna nnb nne nnn nno nnp nnw no- noa nob nod noe non noo nop nor now npa npb npd npe npn npo npp npr npw nra nrb nrd nre nrn nro nrp nrr nrw nwa nwb nwd nwe nwn nwo nwp nwr oaa oab oad oae oan oao oap oar oaw ob- oba obb obd obe obn obo obp obr obw oda odb odd ode odn odo odp odr oea oeb oed oee oen oeo oep oer on- ona onb ond one onn ono onp onr oo- ooa oob ood oon ooo oop oor oow op- opa opb opd ope opn opo opp opr opw or- ora orb ord ore orn oro orp orr owa owb owd owe own owo owp oww p-p paa pab pad pae pan pao pap par paw pba pbb pbd pbe pbn pbo pbp pbr pbw pda pdb pdd pde pdn pdo pdp pdr pea peb ped pee pen peo pep per pew pn- pna pnb pnd pne pnn pno pnp pnr pnw poa pob pod poe pon poo pop por pow ppa ppb ppd ppe ppn ppo ppp ppr ppw pra prb prd pre prn pro prp prr prw pwa pwb pwd pwe pwn pwo pwp pwr ra- raa rab rad rae ran rao rap rar raw rba rbb rbd rbe rbn rbo rbp rbr rbw rda rdb rdd rde rdn rdo rdp rdr re- rea reb red ree ren reo rep rer rew rna rnb rnd rnn rno rnp rnr rnw roa rob rod roe ron roo rop ror row rpa rpb rpd rpe rpn rpo rpp rpr rpw rra rrb rrd rrn rrp rrr rwa rwb rwd rwe rwr waa wab wad wae wan wao wap war waw wba wbb wbd wbe wbn wbo wbr wbw wda wdb wdp wdr wea web wed wee wen weo wep wer wew wn- wna wnd wne wnn wno wnp wnw woa wob wod woe won woo wop wor wow wpa wpb wpd wpe wpn wpo wpp wpr wr- wra wrd wre wrn wro wrp wrr wrw wwa wwd wwe wwn wwo wwp www