-er -ey a-a a-b a-i aaa aab aad aae aah aai aao aar aay ab- aba abb abd abe abh abi abo abr aby ad- ada adb add ade adh adi ado adr ady aea aeb aed aee aeh aei aeo aer aey aha ahb ahd ahe ahh ahi aho ahr ahy ai- aia aib aid aie aih aii aio air aiy aoa aob aod aoe aoh aoi aoo aor ar- ara arb ard are arh ari aro arr ary ay- aya ayd aye ayh ayi ayo ayr baa bab bad bae bah bai bao bar bay bba bbb bbd bbe bbh bbi bbo bbr bby bda bdb bdd bde bdh bdi bdo bdr bdy be- bea beb bed bee beh bei beo ber bey bha bhb bhd bhe bhh bhi bho bhr bi- bia bib bid bie bih bii bio bir biy boa bob bod boe boh boi boo bor boy bra brb brd bre brh bri bro brr bry by- bya byd bye byh byi byo byr daa dab dad dae dah dai dao dar day dba dbb dbd dbe dbh dbi dbo dbr dby dda ddb ddd dde ddh ddi ddo ddr ddy de- dea deb ded dee deh dei deo der dey dh- dha dhb dhd dhe dhh dhi dho dhr di- dia dib did die dih dii dio dir diy doa dob dod doe doh doi doo dor doy dra drb drd dre dri dro drr dry dy- dya dyb dyd dye dyo dyr dyy eaa eab ead eae eah eai eao ear eba ebb ebd ebe ebh ebi ebo ebr eby ed- eda edb edd ede edh edi edo edr edy eea eeb eed eee eeo eer eey eha ehb ehd ehe ehh ehi eho ehr eia eib eid eie eii eio eir eo- eoa eob eod eoe eoh eoi eoo eor era erb erd ere erh eri ero err ery eya eyd eye eyo eyr h-i haa hab had hae hah hai hao har hay hba hbb hbd hbe hbh hbi hbo hbr hby hda hdb hdd hde hdh hdi hdo hdr hdy he- hea heb hed hee heh hei heo her hey hha hhb hhd hhe hhh hhi hho hhr hhy hia hib hid hie hih hii hio hir hoa hob hod hoe hoh hoi hoo hor hoy hr- hra hrb hrd hre hrh hri hro hrr hy- hya hyb hyd hye hyh hyi hyo hyr hyy i-d ia- iaa iab iad iae iah iai iao iar iba ibb ibd ibe ibh ibi ibo ibr iby ida idb idd ide idh idi ido idr idy ie- iea ied iee iei ier iey iha ihb ihd ihe ihh ihi iho ihr ihy iia iib iid iie iih iii iio iir io- ioa iob iod ioe ioh ioi ioo ior ir- ira irb ird ire iri iro irr iry iya iye iyo iyr iyy o-i oaa oab oad oae oah oai oao oar ob- oba obb obd obe obh obi obo obr oby oda odb odd ode odh odi odo odr oea oeb oed oee oeh oei oeo oer oey oha ohd ohe ohh ohi oho ohr oia oib oid oie oii oio oir oo- ooa oob ood ooh ooi ooo oor or- ora orb ord ore orh ori oro orr ory oya oyd oye oyi oyo ra- raa rab rad rae rah rai rao rar ray rba rbb rbd rbe rbh rbi rbo rbr rda rdb rdd rde rdh rdi rdo rdr rdy re- rea reb red ree reh rei reo rer rey rh- rha rhb rhd rhe rhh rhi rho rhr ria rib rid rie rih rii rio rir riy roa rob rod roe roh roi roo ror roy rra rrb rrd rrh rri rrr ry- rya ryd rye ryo ryr ryy yaa yab yad yae yah yai yao yar yay ybe ybi ybr yby yda yde ydo ydy yea yeb yed yee yeh yei yeo yer yey yha yhe yhi yid yie yih yii yio yir yob yod yoe yoi yoo yor yoy yra yre yro yyb yye yyy