-er -th a-a a-b a-t aaa aab aad aae aaf aag aah aao aar aat aaw ab- aba abb abd abe abf abg abh abo abr abt abw ad- ada adb add ade adf adg adh ado adr adt adw aea aeb aed aee aef aeg aeh aeo aer aet aew af- afa afb afd afe aff afg afh afo afr aft afw ag- aga agb agd age agf agg agh ago agr agt agw aha ahb ahd ahe ahf ahg ahh aho ahr aht ahw aoa aob aod aoe aof aog aoh aoo aor aot aow ar- ara arb ard are arf arg arh aro arr art arw at- ata atb atd ate atf atg ath ato atr att atw aw- awa awb awd awe awf awg awh awo awr awt aww baa bab bad bae baf bag bah bao bar bat baw bba bbb bbd bbe bbf bbg bbh bbo bbr bbt bbw bda bdb bdd bde bdf bdg bdh bdo bdr bdt bdw be- bea beb bed bee bef beg beh beo ber bet bew bfa bfb bfd bfe bff bfg bfh bfo bfr bft bga bgb bgd bge bgf bgg bgh bgo bgr bgt bgw bha bhb bhd bhe bhf bhg bhh bho bhr bht bhw boa bob bod boe bof bog boh boo bor bot bow bra brb brd bre brf brg brh bro brr brt brw bta btb btd bte btf btg bth bto btr btt btw bwa bwb bwd bwf bwg bwh bwo bwr daa dab dad dae daf dag dah dao dar dat daw dba dbb dbd dbe dbf dbg dbh dbo dbr dbt dda ddb ddd dde ddf ddg ddh ddo ddr ddt ddw de- dea deb ded dee def deg deh deo der det dew dfa dfb dfd dfe dff dfg dfh dfo dfr dft dfw dga dgd dge dgf dgg dgh dgr dgt dgw dh- dha dhb dhd dhe dhf dhh dho dhr dht dhw doa dob dod doe dof dog doh doo dor dot dow dra drb drd dre drg dro drr drt drw dta dtb dtd dte dtf dtg dth dto dtr dtt dtw dwa dwb dwe dwf dwg dwh dwo dwr dwt dww eaa eab ead eae eaf eag eah eao ear eat eaw eba ebb ebd ebe ebf ebg ebh ebo ebr ebt ebw ed- eda edb edd ede edf edg edh edo edr edt edw eea eeb eed eee eef eeg eeo eer eet eew ef- efa efb efd efe eff efg efh efo efr eft efw ega egb egd ege egf egg egh ego egr egt egw eha ehb ehd ehe ehf ehg ehh eho ehr eht eo- eoa eob eod eoe eof eog eoh eoo eor eot eow era erb erd ere erf erg erh ero err ert erw eta etb etd ete etf etg eth eto etr ett etw ewa ewb ewd ewe ewf ewo ewr ewt eww faa fab fad fae faf fag fah fao far fat faw fba fbb fbd fbe fbf fbg fbh fbo fbr fbt fbw fda fdb fdd fde fdf fdg fdh fdo fdr fdt fea feb fed fee fef feg feh feo fer fet few ffa ffd ffe fff ffg ffh ffo ffr fft ffw fga fgb fgd fge fgf fgg fgh fgr fgt fgw fha fhb fhe fhf fhg fhh fho fhr foa fob foe fof fog foh foo for fot fow fra frb frd fre frf frg frh fro frr frt frw fta ftb ftd fte ftf ftg fth fto ftr ftt ftw fwa fwb fwd fwe fwf fwo fwt g-d gaa gab gad gae gaf gag gah gao gar gat gaw gba gbd gbe gbf gbg gbh gbo gbr gbt gbw gda gdb gdd gde gdf gdh gdo gdr gdt gdw ge- gea geb ged gee gef geg geh geo ger get gew gfa gfb gfd gfe gff gfh gfo gfr gft gfw gga ggb ggd ggg ggh ggo ggr ggt ggw gha ghb ghd ghe ghg ghh gho ghr ght goa gob god goe gof gog goh goo gor got gow gra grb grd gre grf grg grh gro grr grt grw gta gtb gtd gte gtf gtg gth gto gtr gtt gtw gwa gwb gwd gwe gwf gwg gwr gwt haa hab had hae haf hag hah hao har hat haw hba hbb hbd hbe hbf hbg hbh hbo hbr hbt hbw hda hdb hdd hde hdf hdg hdh hdo hdr hdt hdw he- hea heb hed hee hef heg heh heo her het hew hfa hfb hfd hfe hff hfg hfh hfo hfr hft hfw hga hgb hge hgf hgg hgh hgo hgr hgt hgw hha hhb hhd hhe hhf hhg hhh hho hhr hht hhw hoa hob hod hoe hof hog hoh hoo hor hot how hr- hra hrb hrd hre hrf hrg hrh hro hrr hrt hrw hta htb htd hte htf htg hth hto htr htt htw hw- hwa hwb hwd hwe hwf hwg hwo hwr hwt hww oaa oab oad oae oaf oag oah oao oar oat oaw ob- oba obb obd obe obf obg obh obo obr obt obw oda odb odd ode odf odg odh odo odr odt oea oeb oed oee oef oeg oeh oeo oer oet of- ofa ofb ofd ofe off ofg ofo ofr oft ofw oga ogd oge ogf ogg ogh ogo ogt oha ohd ohe ohf ohg ohh oho ohr oht oo- ooa oob ood oof oog ooh ooo oor oot oow or- ora orb ord ore orf org orh oro orr ort ot- ota otb otd ote otf otg oth oto otr ott otw owa owb owd owe owf owh owo owt oww ra- raa rab rad rae raf rag rah rao rar rat raw rba rbb rbd rbe rbf rbg rbh rbo rbr rbt rbw rda rdb rdd rde rdf rdg rdh rdo rdr rdt re- rea reb red ree ref reg reh reo rer ret rew rfa rfb rfd rfe rff rfg rfh rfo rfr