-ic a-a a-b a-c a-i aaa aab aac aai aam aan aar aay ab- aba abb abc abi abm abn abr aby ac- aca acb acc aci acm acn acr acy ai- aia aib aic aii aim ain air aiy ama amb amc ami amm amn amr amy an- ana anb anc ani anm ann anr any ar- ara arb arc ari arm arn arr ary ay- aya ayc ayi ayn ayr baa bab bac bai bam ban bar bay bba bbb bbc bbi bbm bbn bbr bby bca bcb bcc bci bcm bcn bcr bcy bi- bia bib bic bii bim bin bir biy bma bmb bmc bmi bmm bmn bmr bna bnb bnc bni bnn bnr bra brb bri brm brn brr bry by- bya byc byi bym byn byr c-- caa cab cac cai cam can car cay cba cbb cbc cbi cbm cbn cbr cby cca ccb ccc cci ccm ccn ccr ci- cia cib cic cii cim cin cir cma cmb cmc cmi cmm cmn cmr cmy cn- cna cnb cnc cni cnm cnn cnr cny cra crb crc cri crm crn crr cry cya cyb cyc cym cyn cyr ia- iaa iab iac iai iam ian iar iba ibb ibc ibi ibm ibn ibr iby ica icb icc ici icm icn icr icy iia iib iic iii iim iin iir im- ima imb imc imi imm imn imy in- ina inb inc ini inm inn inr iny ir- ira irb irc iri irm irn irr iry iya iyc iym iyr iyy m-r maa mab mac mai mam man mar may mba mbb mbc mbi mbm mbr mc- mca mcb mcc mci mcm mcn mcr mi- mia mib mic mii mim min mir miy mma mmb mmc mmi mmm mmn mmr mna mnb mnc mni mnm mnn mnr mra mrb mrc mri mrm mrn mrr mry my- mya myb myc mym myn myr n-i naa nab nac nai nam nan nar nay nba nbb nbc nbi nbm nbn nbr nca ncb ncc nci ncm ncn ncr nia nib nic nii nim nin nir nma nmb nmc nmi nmm nmn nmr nna nnb nnc nni nnm nnn nra nrb nrc nri nrm nrn nrr nry nya nyc nym nyn nyy ra- raa rab rac rai ram ran rar ray rba rbb rbc rbi rbm rbn rbr rca rcb rcc rci rcm rcn rcr ria rib ric rii rim rin rir riy rma rmb rmc rmi rmm rmn rmr rna rnb rnc rni rnm rnn rnr rny rra rrb rrc rri rrm rrn rrr ry- rya ryc rym ryn ryr ryy yaa yab yac yai yam yan yar yay ybc ybi ybm ybr yby yca ycc yci ycy yii yim yin yir yma ymc ymi ymm yna ynn yny yra yrc yrn yyb yyc yyy