-er a-a a-b a-i aaa aab aad aae aag aah aai aan aar ab- aba abb abd abe abg abh abi abn abr ad- ada adb add ade adg adh adi adn adr aea aeb aed aee aeg aeh aei aen aer ag- aga agb agd age agg agh agi agn agr aha ahb ahd ahe ahg ahh ahi ahn ahr ai- aia aib aid aie aig aih aii ain air an- ana anb and ane ang anh ani ann anr ar- ara arb ard are arg arh ari arn arr baa bab bad bae bag bah bai ban bar bba bbb bbd bbe bbg bbh bbi bbn bbr bda bdb bdd bde bdg bdh bdi bdr be- bea beb bed bee beg beh bei ben ber bga bgb bgd bge bgg bgh bgi bgn bgr bha bhb bhd bhe bhg bhh bhi bhr bi- bia bib bid bie big bih bii bin bir bna bnb bnd bne bng bni bnn bnr bra brb brd bre brg brh bri brn brr daa dab dad dae dag dah dai dan dar dba dbb dbd dbe dbg dbh dbi dbn dbr dda ddb ddd dde ddg ddh ddi ddn ddr de- dea deb ded dee deg deh dei den der dga dgd dge dgg dgh dgi dgn dgr dh- dha dhb dhd dhe dhh dhi dhr di- dia dib did die dig dih dii din dir dna dnb dnd dne dng dnh dni dnn dnr dra drb drd dre drg dri drn drr eaa eab ead eae eag eah eai ean ear eba ebb ebd ebe ebg ebh ebi ebn ebr ed- eda edb edd ede edg edh edi edn edr eea eeb eed eee eeg een eer ega egb egd ege egg egh egi egn egr eha ehb ehd ehe ehg ehh ehi ehn ehr eia eib eid eie eig eii ein eir en- ena enb end ene eng enh eni enn enr era erb erd ere erg erh eri ern err g-d gaa gab gad gae gag gah gai gan gar gba gbd gbe gbg gbh gbi gbn gbr gda gdb gdd gde gdh gdi gdn gdr ge- gea geb ged gee geg geh gei gen ger gga ggb ggd ggg ggh ggi ggn ggr gha ghb ghd ghe ghg ghh ghi ghn ghr gia gib gid gie gig gih gii gin gir gna gnb gnd gne gni gnn gnr gra grb grd gre grg grh gri grn grr h-i haa hab had hae hag hah hai han har hba hbb hbd hbe hbg hbh hbi hbn hbr hda hdb hdd hde hdg hdh hdi hdn hdr he- hea heb hed hee heg heh hei hen her hga hgb hge hgg hgh hgi hgn hgr hha hhb hhd hhe hhg hhh hhi hhn hhr hia hib hid hie hig hih hii hin hir hna hnb hnd hne hng hnh hnn hr- hra hrb hrd hre hrg hrh hri hrn hrr i-d ia- iaa iab iad iae iag iah iai ian iar iba ibb ibd ibe ibg ibh ibi ibn ibr ida idb idd ide idg idh idi idn idr ie- iea ied iee ieg iei ien ier iga igb igd ige igg igh igi ign igr iha ihb ihd ihe ihg ihh ihi ihn ihr iia iib iid iie iih iii iin iir in- ina inb ind ine ing inh ini inn inr ir- ira irb ird ire irg iri irn irr n-i naa nab nad nae nag nah nai nan nar nba nbb nbd nbe nbg nbi nbn nbr nda ndb ndd nde ndg ndh ndi ndn ndr ne- nea neb ned nee neg neh nei nen ner nga ngb ngd nge ngg ngh ngi ngn nha nhb nhd nhe nhg nhh nhi nhn nhr nia nib nid nie nig nih nii nin nir nna nnb nne nng nnh nni nnn nra nrb nrd nre nrg nri nrn nrr ra- raa rab rad rae rag rah rai ran rar rba rbb rbd rbe rbg rbh rbi rbn rbr rda rdb rdd rde rdg rdh rdi rdn rdr re- rea reb red ree reg reh rei ren rer rga rgb rgd rge rgg rgh rgi rgn rgr rh- rha rhb rhd rhe rhg rhh rhi rhn rhr ria rib rid rie rig rih rii rin rir rna rnb rnd rng rnh rni rnn rnr rra rrb rrd rrg rrh rri rrn rrr