-er a-a a-b a-i aaa aab aad aae aag aai aak aan aar aau ab- aba abb abd abe abg abi abk abn abr abu ad- ada adb add ade adg adi adk adn adr adu aea aeb aed aee aeg aei aek aen aer aeu ag- aga agb agd age agg agi agk agn agr agu ai- aia aib aid aie aig aii aik ain air aiu aka akb akd ake akg aki akk akn akr aku an- ana anb and ane ang ani ank ann anr anu ar- ara arb ard are arg ari ark arn arr aru au- aua aub aud aue aug aui auk aun aur b-u baa bab bad bae bag bai bak ban bar bau bba bbb bbd bbe bbg bbi bbk bbn bbr bbu bda bdb bdd bde bdg bdi bdk bdr bdu be- bea beb bed bee beg bei bek ben ber beu bga bgb bgd bge bgg bgi bgk bgn bgr bgu bi- bia bib bid bie big bii bik bin bir biu bka bkb bke bkg bkk bkn bkr bna bnb bnd bne bng bni bnk bnn bnr bnu bra brb brd bre brg bri brk brn brr bru bua bub bud bue bug bui buk bun bur buu daa dab dad dae dag dai dak dan dar dau dba dbb dbd dbe dbg dbi dbk dbn dbr dbu dda ddb ddd dde ddg ddi ddk ddn ddr ddu de- dea deb ded dee deg dei dek den der deu dga dgd dge dgg dgi dgk dgn dgr dgu di- dia dib did die dig dii dik din dir diu dka dkb dke dkg dki dkk dkr dku dna dnb dnd dne dng dni dnk dnn dnr dra drb drd dre drg dri drk drn drr dru dua dub dud due dug dui duk dun dur eaa eab ead eae eag eai eak ean ear eau eba ebb ebd ebe ebg ebi ebk ebn ebr ebu ed- eda edb edd ede edg edi edk edn edr edu eea eeb eed eee eeg eek een eer ega egb egd ege egg egi egn egr egu eia eib eid eie eig eii eik ein eir eiu eka ekb ekd eke ekg eki ekr eku en- ena enb end ene eng eni enk enn enr enu era erb erd ere erg eri erk ern err eru eu- eua eub eud eue eug eui eun eur g-d gaa gab gad gae gag gai gak gan gar gau gba gbd gbe gbg gbi gbk gbn gbr gbu gda gdb gdd gde gdi gdk gdn gdr gdu ge- gea geb ged gee geg gei gek gen ger geu gga ggb ggd ggg ggi ggn ggr ggu gia gib gid gie gig gii gik gin gir giu gka gkb gkd gkn gna gnb gnd gne gni gnn gnr gnu gra grb grd gre grg gri grk grn grr gru gu- gua gub gud gue gug gui guk gun gur guu i-d ia- iaa iab iad iae iag iai ian iar iau iba ibb ibd ibe ibg ibi ibk ibn ibr ibu ida idb idd ide idg idi idk idn idr idu ie- iea ied iee ieg iei iek ien ier iga igb igd ige igg igi igk ign igr igu iia iib iid iie iii iin iir iiu ika ikb ike iki ikk ikr iku in- ina inb ind ine ing ini ink inn inr inu ir- ira irb ird ire irg iri irk irn irr iru iu- iua iub iud iue iug iui iur ka- kaa kab kad kae kag kai kak kan kar kau kba kbb kbd kbe kbi kbk kbn kbr kbu kda kdb kde kdg kdk kdr kdu ke- kea keb ked kee keg kei kek ken ker kga kgb kgd kgi kgu kia kib kid kie kig kii kik kin kir kiu kkb kke kki kkk kkn kkr kku kn- kna knd kne kng kni knk knn knr knu kra krd krg kri krk krn krr kru kub kud kue kug kui kuk kun kur kuu n-i naa nab nad nae nag nai nak nan nar nau nba nbb nbd nbe nbg nbi nbk nbn nbr nbu nda ndb ndd nde ndg ndi ndk ndn ndr ndu ne- nea neb ned nee neg nei nek nen ner neu nga ngb ngd nge ngg ngi ngk ngn ngu nia nib nid nie nig nii nik nin nir niu nka nke nki nkk nkn nkr nku nna nnb nne nng nni nnk nnn nnu nra nrb nrd nre nrg nri nrk nrn nrr nru nua nub nud nue nug nui nuk nun nur nuu ra- raa rab rad rae rag rai rak ran rar rau rba rbb rbd rbe rbg rbi rbk rbn rbr rbu rda rdb rdd rde rdg rdi rdn rdr rdu re- rea reb red ree reg rei rek ren rer reu rga rgb rgd rge rgg rgi rgk rgn rgr ria rib rid rie rig rii rik rin rir rkb rke rkg rkk rku rna rnb rnd rng rni rnn rnr rnu rra rrb rrd rrg rri rrk rrn rrr rru rua rub rud rue rug rui ruk run rur ruu ua- uaa uab uad uae uag uai uak uan uar uau uba ubb ube ubg ubi ubk ubn ubr ubu uda udb udd ude udg udi udk udn udr udu uea ueb ued uee ueg uei uen uer uga ugb uge ugg ugi ugk ugn ugr ugu uia uib uid uie uig uii uin uir uiu uka ukb uke uki ukk ukn ukr uku un- una unb und une ung uni unk unn unr unu ur- ura urb urd ure urg uri urk urn urr uru uua uue uug uun uur uuu