-er -ey a-a a-b a-i a-t aaa aab aae aai aan aao aap aar aat aay ab- aba abb abe abi abn abo abp abr abt aby aea aeb aee aei aen aeo aep aer aet aey ai- aia aib aie aii ain aio aip air ait aiy an- ana anb ane ani ann ano anp anr ant any aoa aob aoe aoi aon aoo aop aor aot ap- apa apb ape api apn apo app apr apt apy ar- ara arb are ari arn aro arp arr art ary at- ata atb ate ati atn ato atp atr att ay- aya aye ayi ayn ayo ayp ayr ayt b-p baa bab bae bai ban bao bap bar bat bay bba bbb bbe bbi bbn bbo bbp bbr bbt bby be- bea beb bee bei ben beo bep ber bet bey bi- bia bib bie bii bin bio bip bir bit biy bna bnb bne bni bnn bno bnp bnr bnt boa bob boe boi bon boo bop bor bot boy bpa bpb bpe bpi bpn bpo bpp bpr bpt bpy bra brb bre bri brn bro brp brr brt bry bta btb bte bti btn bto btp btr btt bty by- bya bye byi byn byo byp byr byt eaa eab eae eai ean eao eap ear eat eba ebb ebe ebi ebn ebo ebp ebr ebt eby eea eeb eee een eeo eep eer eet eey eia eib eie eii ein eio eip eir eit en- ena enb ene eni enn eno enp enr ent eny eo- eoa eob eoe eoi eon eoo eop eor eot ep- epa epb epe epi epn epo epp epr ept era erb ere eri ern ero erp err ert ery eta etb ete eti etn eto etp etr ett ety eya eye eyn eyo eyp eyr eyt ia- iaa iab iae iai ian iao iap iar iat iba ibb ibe ibi ibn ibo ibp ibr ibt iby ie- iea iee iei ien iep ier iet iey iia iib iie iii iin iio iip iir iit in- ina inb ine ini inn ino inp inr int iny io- ioa iob ioe ioi ion ioo iop ior iot ipa ipb ipe ipi ipn ipo ipp ipr ipt ipy ir- ira irb ire iri irn iro irp irr irt iry ita itb ite iti itn ito itp itt ity iya iye iyo iyr iyt iyy n-i naa nab nae nai nan nao nap nar nat nay nba nbb nbe nbi nbn nbo nbp nbr nbt ne- nea neb nee nei nen neo nep ner net ney nia nib nie nii nin nio nip nir nit nna nnb nne nni nnn nno nnp nnt no- noa nob noe noi non noo nop nor not noy npa npb npe npi npn npo npp npr npt nra nrb nre nri nrn nro nrp nrr nrt nry nta ntb nte nti ntn nto ntp ntr ntt nya nye nyn nyo nyp nyt nyy o-i oaa oab oae oai oan oao oap oar oat ob- oba obb obe obi obn obo obp obr obt oby oea oeb oee oei oen oeo oep oer oet oey oia oib oie oii oin oio oip oir oit on- ona onb one oni onn ono onp onr ont ony oo- ooa oob ooi oon ooo oop oor oot op- opa opb ope opi opn opo opp opr opt opy or- ora orb ore ori orn oro orp orr ort ory ot- ota otb ote oti otn oto otp otr ott oya oye oyi oyo p-p paa pab pae pai pan pao pap par pat pay pba pbb pbe pbi pbn pbo pbp pbr pbt pby pea peb pee pei pen peo pep per pet pey pia pib pie pii pin pio pip pir pit pn- pna pnb pne pni pnn pno pnp pnr pnt pny poa pob poe poi pon poo pop por pot poy ppa ppb ppe ppi ppn ppo ppp ppr ppt pra prb pre pri prn pro prp prr prt pry pt- pta ptb pte pti ptn pto ptp ptr ptt pty py- pya pyb pye pyn pyo pyr pyt ra- raa rab rae rai ran rao rap rar rat ray rba rbb rbe rbi rbn rbo rbp rbr rbt re- rea reb ree rei ren reo rep rer ret rey ria rib rie rii rin rio rip rir rit riy rna rnb rni rnn rno rnp rnr rnt rny roa rob roe roi ron roo rop ror rot roy rpa rpb rpe rpi rpn rpo rpp rpr rpt rra rrb rri rrn rrp rrr rrt rta rtb rte rti rtn rto rtp rtr rtt rty ry- rya rye ryn ryo ryr ryy taa tab tae tai tan tao tap tar tat tay tba tbb tbe tbi tbn tbo tbp tbr tbt te- tea teb tee tei ten teo tep ter tet tey tia tib tie tii tin tio tip tir tit tiy tna tnb tne tni tnn tno tnp tnr tnt to- toa tob toe toi ton too top tor tot toy tpa tpb tpe tpi tpn tpo tpp tpr tpt tra trb tre tri trn tro trp trr trt try tta ttb tte tti ttn tto ttp ttr ttt tty tya tye tyn tyo typ tyr tyt yaa yab yae yai yan yao yap yar yat yay ybe ybi ybp ybr yby yea yeb yee yei yen yeo yep yer yet yey yie yii yin yio yip yir yit yna yne ynn ynp yny yob yoe yoi yon yoo yop yor yot yoy ypa ypo yra yre yrn yro yrp yrt yta yte ytn yto ytp ytr ytt yyb yye yyt yyy