-er a-a a-b a-i a-t aaa aab aad aae aag aai aan aao aar aat aaw ab- aba abb abd abe abg abi abn abo abr abt abw ad- ada adb add ade adg adi adn ado adr adt adw aea aeb aed aee aeg aei aen aeo aer aet aew ag- aga agb agd age agg agi agn ago agr agt agw ai- aia aib aid aie aig aii ain aio air ait aiw an- ana anb and ane ang ani ann ano anr ant aoa aob aod aoe aog aoi aon aoo aor aot aow ar- ara arb ard are arg ari arn aro arr art arw at- ata atb atd ate atg ati atn ato atr att atw aw- awa awb awd awe awg awi awn awo awr awt aww baa bab bad bae bag bai ban bao bar bat baw bba bbb bbd bbe bbg bbi bbn bbo bbr bbt bbw bda bdb bdd bde bdg bdi bdo bdr bdt bdw be- bea beb bed bee beg bei ben beo ber bet bew bga bgb bgd bge bgg bgi bgn bgo bgr bgt bgw bi- bia bib bid bie big bii bin bio bir bit biw bna bnb bnd bne bng bni bnn bno bnr bnt bnw boa bob bod boe bog boi bon boo bor bot bow bra brb brd bre brg bri brn bro brr brt brw bta btb btd bte btg bti btn bto btr btt btw bwa bwb bwd bwg bwi bwo bwr daa dab dad dae dag dai dan dao dar dat daw dba dbb dbd dbe dbg dbi dbn dbo dbr dbt dda ddb ddd dde ddg ddi ddn ddo ddr ddt ddw de- dea deb ded dee deg dei den deo der det dew dga dgd dge dgg dgi dgn dgr dgt dgw di- dia dib did die dig dii din dio dir dit diw dna dnb dnd dne dng dni dnn dno dnr dnt dnw doa dob dod doe dog doi don doo dor dot dow dra drb drd dre drg dri drn dro drr drt drw dta dtb dtd dte dtg dti dtn dto dtr dtt dtw dwa dwb dwe dwg dwi dwn dwo dwr dwt dww eaa eab ead eae eag eai ean eao ear eat eaw eba ebb ebd ebe ebg ebi ebn ebo ebr ebt ebw ed- eda edb edd ede edg edi edn edo edr edt edw eea eeb eed eee eeg een eeo eer eet eew ega egb egd ege egg egi egn ego egr egt egw eia eib eid eie eig eii ein eio eir eit en- ena enb end ene eng eni enn eno enr ent enw eo- eoa eob eod eoe eog eoi eon eoo eor eot eow era erb erd ere erg eri ern ero err ert erw eta etb etd ete etg eti etn eto etr ett etw ewa ewb ewd ewe ewi ewo ewr ewt eww g-d gaa gab gad gae gag gai gan gao gar gat gaw gba gbd gbe gbg gbi gbn gbo gbr gbt gbw gda gdb gdd gde gdi gdn gdo gdr gdt gdw ge- gea geb ged gee geg gei gen geo ger get gew gga ggb ggd ggg ggi ggn ggo ggr ggt ggw gia gib gid gie gig gii gin gio gir git gna gnb gnd gne gni gnn gno gnr gnt gnw goa gob god goe gog goi gon goo gor got gow gra grb grd gre grg gri grn gro grr grt grw gta gtb gtd gte gtg gti gtn gto gtr gtt gtw gwa gwb gwd gwe gwg gwi gwn gwr gwt i-d ia- iaa iab iad iae iag iai ian iao iar iat iaw iba ibb ibd ibe ibg ibi ibn ibo ibr ibt ibw ida idb idd ide idg idi idn ido idr idt idw ie- iea ied iee ieg iei ien ier iet iga igb igd ige igg igi ign igo igr igt igw iia iib iid iie iii iin iio iir iit iiw in- ina inb ind ine ing ini inn ino inr int io- ioa iob iod ioe iog ioi ion ioo ior iot iow ir- ira irb ird ire irg iri irn iro irr irt ita itb itd ite itg iti itn ito itt iwa iwb iwd iwe iwg iwi iwo iwr iwt iww n-i naa nab nad nae nag nai nan nao nar nat naw nba nbb nbd nbe nbg nbi nbn nbo nbr nbt nbw nda ndb ndd nde ndg ndi ndn ndo ndr ndt ne- nea neb ned nee neg nei nen neo ner net new nga ngb ngd nge ngg ngi ngn ngo ngt ngw nia nib nid nie nig nii nin nio nir nit nna nnb nne nng nni nnn nno nnt nnw no- noa nob nod noe nog noi non noo nor not now nra nrb nrd nre nrg nri nrn nro nrr nrt nrw nta ntb ntd nte ntg nti ntn nto ntr ntt nwa nwb nwd nwe nwi nwn nwo nwr nwt o-i oaa oab oad oae oag oai oan oao oar oat oaw ob- oba obb obd obe obg obi obn obo obr obt obw oda odb odd ode odg odi odn odo odr odt oea oeb oed oee oeg oei oen oeo oer oet oga ogd oge ogg ogi ogn ogo ogt oia oib oid oie oii oin oio oir oit on- ona onb ond one ong oni onn ono onr ont oo- ooa oob ood oog ooi oon ooo oor oot oow or- ora orb ord ore org ori orn oro orr ort ot- ota otb otd ote otg oti otn oto otr ott otw owa owb owd owe owi own owo owt oww ra- raa rab rad rae rag rai ran rao rar rat raw rba rbb rbd rbe rbg rbi rbn rbo rbr rbt rbw rda rdb rdd rde rdg rdi rdn rdo rdr rdt re- rea reb red ree reg rei ren reo rer ret rew