-er -ic a-a a-b a-c a-i aaa aab aac aae aag aai aam aan aar aau ab- aba abb abc abe abg abi abm abn abr abu ac- aca acb acc ace acg aci acm acn acr acu aea aeb aec aee aeg aei aem aen aer aeu ag- aga agb agc age agg agi agm agn agr agu ai- aia aib aic aie aig aii aim ain air aiu ama amb amc ame amg ami amm amn amr amu an- ana anb anc ane ang ani anm ann anr anu ar- ara arb arc are arg ari arm arn arr aru au- aua aub auc aue aug aui aum aun aur b-u baa bab bac bae bag bai bam ban bar bau bba bbb bbc bbe bbg bbi bbm bbn bbr bbu bca bcb bcc bce bcg bci bcm bcn bcr bcu be- bea beb bec bee beg bei bem ben ber beu bga bgb bgc bge bgg bgi bgm bgn bgr bgu bi- bia bib bic bie big bii bim bin bir biu bma bmb bmc bme bmg bmi bmm bmn bmr bmu bna bnb bnc bne bng bni bnn bnr bnu bra brb bre brg bri brm brn brr bru bua bub buc bue bug bui bum bun bur buu c-- caa cab cac cae cag cai cam can car cau cba cbb cbc cbe cbg cbi cbm cbn cbr cbu cca ccb ccc cce ccg cci ccm ccn ccr ccu ce- cea ceb cec cee ceg cei cem cen cer ceu cga cgb cgc cge cgg cgi cgm cgn cgr cgu ci- cia cib cic cie cig cii cim cin cir ciu cma cmb cmc cme cmg cmi cmm cmn cmr cmu cn- cna cnb cnc cne cng cni cnm cnn cnr cnu cra crb crc cre crg cri crm crn crr cru cua cub cuc cue cug cui cum cun cur cuu eaa eab eac eae eag eai eam ean ear eau eba ebb ebc ebe ebg ebi ebm ebn ebr ebu ec- eca ecb ecc ece ecg eci ecm ecn ecr ecu eea eeb eec eee eeg eem een eer ega egb egc ege egg egi egm egn egr egu eia eib eic eie eig eii eim ein eir eiu em- ema emb emc eme emg emi emm emn emr emu en- ena enb enc ene eng eni enm enn enr enu era erb erc ere erg eri erm ern err eru eu- eua eub euc eue eug eui eun eur gaa gab gac gae gag gai gam gan gar gau gba gbc gbe gbg gbi gbm gbn gbr gbu gca gcb gcc gce gcg gci gcm gcn gcr gcu ge- gea geb gec gee geg gei gem gen ger geu gga ggb ggc ggg ggi ggm ggn ggr ggu gia gib gic gie gig gii gim gin gir giu gma gmb gmc gme gmg gmi gmm gmn gmr gna gnb gnc gne gni gnm gnn gnr gnu gra grb grc gre grg gri grm grn grr gru gu- gua gub guc gue gug gui gum gun gur guu ia- iaa iab iac iae iag iai iam ian iar iau iba ibb ibc ibe ibg ibi ibm ibn ibr ibu ica icb icc ice icg ici icm icn icr icu ie- iea iec iee ieg iei iem ien ier iga igb igc ige igg igi igm ign igr igu iia iib iic iie iii iim iin iir iiu im- ima imb imc ime img imi imm imn imu in- ina inb inc ine ing ini inm inn inr inu ir- ira irb irc ire irg iri irm irn irr iru iu- iua iub iuc iue iug iui ium iur m-r maa mab mac mae mag mai mam man mar mau mba mbb mbc mbe mbg mbi mbm mbr mbu mc- mca mcb mcc mce mcg mci mcm mcn mcr mcu mea meb mec mee meg mei mem men mer meu mga mgb mgc mge mgi mgm mgn mgr mgu mi- mia mib mic mie mig mii mim min mir miu mma mmb mmc mme mmg mmi mmm mmn mmr mmu mna mnb mnc mne mng mni mnm mnn mnr mnu mra mrb mrc mre mrg mri mrm mrn mrr mru mua mub muc mue mug mui mum mun mur muu n-i naa nab nac nae nag nai nam nan nar nau nba nbb nbc nbe nbg nbi nbm nbn nbr nbu nca ncb ncc nce ncg nci ncm ncn ncr ncu ne- nea neb nec nee neg nei nem nen ner neu nga ngb ngc nge ngg ngi ngm ngn ngu nia nib nic nie nig nii nim nin nir niu nma nmb nmc nme nmg nmi nmm nmn nmr nmu nna nnb nnc nne nng nni nnm nnn nnu nra nrb nrc nre nrg nri nrm nrn nrr nru nua nub nuc nue nug nui num nun nur nuu ra- raa rab rac rae rag rai ram ran rar rau rba rbb rbc rbe rbg rbi rbm rbn rbr rbu rca rcb rcc rce rcg rci rcm rcn rcr rcu re- rea reb rec ree reg rei rem ren rer reu rga rgb rgc rge rgg rgi rgn rgr ria rib ric rie rig rii rim rin rir rma rmb rmc rme rmg rmi rmm rmn rmr rna rnb rnc rng rni rnm rnn rnr rnu rra rrb rrc rrg rri rrm rrn rrr rru rua rub ruc rue rug rui rum run rur ruu ua- uaa uab uac uae uag uai uam uan uar uau uba ubb ubc ube ubg ubi ubn ubr ubu uca ucb ucc uce ucg uci ucm ucn ucr ucu uea ueb uec uee ueg uei uem uen uer uga ugb ugc uge ugg ugi ugm ugn ugr ugu uia uib uic uie uig uii uim uin uir uiu um- uma umb umc ume umg umi umm umn umr umu un- una unb unc une ung uni unm unn unr unu ur- ura urb urc ure urg uri