-er -ic a-a a-b a-c a-i aaa aab aac aad aae aag aai aan aar aau ab- aba abb abc abd abe abg abi abn abr abu ac- aca acb acc acd ace acg aci acn acr acu ad- ada adb adc add ade adg adi adn adr adu aea aeb aec aed aee aeg aei aen aer aeu ag- aga agb agc agd age agg agi agn agr agu ai- aia aib aic aid aie aig aii ain air aiu an- ana anb anc and ane ang ani ann anr anu ar- ara arb arc ard are arg ari arn arr aru au- aua aub auc aud aue aug aui aun aur b-u baa bab bac bad bae bag bai ban bar bau bba bbb bbc bbd bbe bbg bbi bbn bbr bbu bca bcb bcc bcd bce bcg bci bcn bcr bcu bda bdb bdc bdd bde bdg bdi bdr bdu be- bea beb bec bed bee beg bei ben ber beu bga bgb bgc bgd bge bgg bgi bgn bgr bgu bi- bia bib bic bid bie big bii bin bir biu bna bnb bnc bnd bne bng bni bnn bnr bnu bra brb brd bre brg bri brn brr bru bua bub buc bud bue bug bui bun bur buu c-- caa cab cac cad cae cag cai can car cau cba cbb cbc cbd cbe cbg cbi cbn cbr cbu cca ccb ccc ccd cce ccg cci ccn ccr ccu cda cdb cdc cdd cde cdg cdi cdn cdr cdu ce- cea ceb cec ced cee ceg cei cen cer ceu cga cgb cgc cgd cge cgg cgi cgn cgr cgu ci- cia cib cic cid cie cig cii cin cir ciu cn- cna cnb cnc cnd cne cng cni cnn cnr cnu cra crb crc crd cre crg cri crn crr cru cua cub cuc cud cue cug cui cun cur cuu daa dab dac dad dae dag dai dan dar dau dba dbb dbc dbd dbe dbg dbi dbn dbr dbu dca dcb dcc dcd dce dcg dci dcn dcr dcu dda ddb ddc ddd dde ddg ddi ddn ddr ddu de- dea deb dec ded dee deg dei den der deu dga dgc dgd dge dgg dgi dgn dgr dgu di- dia dib dic did die dig dii din dir diu dna dnb dnc dnd dne dng dni dnn dnr dra drb drc drd dre drg dri drn drr dru dua dub duc dud due dug dui dun dur eaa eab eac ead eae eag eai ean ear eau eba ebb ebc ebd ebe ebg ebi ebn ebr ebu ec- eca ecb ecc ecd ece ecg eci ecn ecr ecu ed- eda edb edc edd ede edg edi edn edr edu eea eeb eec eed eee eeg een eer ega egb egc egd ege egg egi egn egr egu eia eib eic eid eie eig eii ein eir eiu en- ena enb enc end ene eng eni enn enr enu era erb erc erd ere erg eri ern err eru eu- eua eub euc eud eue eug eui eun eur g-d gaa gab gac gad gae gag gai gan gar gau gba gbc gbd gbe gbg gbi gbn gbr gbu gca gcb gcc gcd gce gcg gci gcn gcr gcu gda gdb gdc gdd gde gdi gdn gdr gdu ge- gea geb gec ged gee geg gei gen ger geu gga ggb ggc ggd ggg ggi ggn ggr ggu gia gib gic gid gie gig gii gin gir giu gna gnb gnc gnd gne gni gnn gnr gnu gra grb grc grd gre grg gri grn grr gru gu- gua gub guc gud gue gug gui gun gur guu i-d ia- iaa iab iac iad iae iag iai ian iar iau iba ibb ibc ibd ibe ibg ibi ibn ibr ibu ica icb icc icd ice icg ici icn icr icu ida idb idc idd ide idg idi idn idr idu ie- iea iec ied iee ieg iei ien ier iga igb igc igd ige igg igi ign igr igu iia iib iic iid iie iii iin iir iiu in- ina inb inc ind ine ing ini inn inr inu ir- ira irb irc ird ire irg iri irn irr iru iu- iua iub iuc iud iue iug iui iur n-i naa nab nac nad nae nag nai nan nar nau nba nbb nbc nbd nbe nbg nbi nbn nbr nbu nca ncb ncc ncd nce ncg nci ncn ncr ncu nda ndb ndc ndd nde ndg ndi ndn ndr ndu ne- nea neb nec ned nee neg nei nen ner neu nga ngb ngc ngd nge ngg ngi ngn ngu nia nib nic nid nie nig nii nin nir niu nna nnb nnc nne nng nni nnn nnu nra nrb nrc nrd nre nrg nri nrn nrr nru nua nub nuc nud nue nug nui nun nur nuu ra- raa rab rac rad rae rag rai ran rar rau rba rbb rbc rbd rbe rbg rbi rbn rbr rbu rca rcb rcc rcd rce rcg rci rcn rcr rcu rda rdb rdc rdd rde rdg rdi rdn rdr rdu re- rea reb rec red ree reg rei ren rer reu rga rgb rgc rgd rge rgg rgi rgn rgr ria rib ric rid rie rig rii rin rir rna rnb rnc rnd rng rni rnn rnr rnu rra rrb rrc rrd rrg rri rrn rrr rru rua rub ruc rud rue rug rui run rur ruu ua- uaa uab uac uad uae uag uai uan uar uau uba ubb ubc ube ubg ubi ubn ubr ubu uca ucb ucc ucd uce ucg uci ucn ucr ucu uda udb udc udd ude udg udi udn udr udu uea ueb uec ued uee ueg uei uen uer uga ugb ugc uge ugg ugi ugn ugr ugu uia uib uic uid uie uig uii uin uir uiu un- una unb unc und une ung uni unn unr unu ur- ura urb urc urd ure