-ic a-a a-b a-c a-i aaa aab aac aah aai aam aan aar ab- aba abb abc abh abi abm abn abr ac- aca acb acc ach aci acm acn acr aha ahb ahc ahh ahi ahm ahn ahr ai- aia aib aic aih aii aim ain air ama amb amc amh ami amm amn amr an- ana anb anc anh ani anm ann anr ar- ara arb arc arh ari arm arn arr baa bab bac bah bai bam ban bar bba bbb bbc bbh bbi bbm bbn bbr bca bcb bcc bch bci bcm bcn bcr bha bhb bhc bhh bhi bhm bhr bi- bia bib bic bih bii bim bin bir bma bmb bmc bmh bmi bmm bmn bmr bna bnb bnc bni bnn bnr bra brb brh bri brm brn brr c-- caa cab cac cah cai cam can car cba cbb cbc cbh cbi cbm cbn cbr cca ccb ccc cch cci ccm ccn ccr ch- cha chb chc chh chi chm chn chr ci- cia cib cic cih cii cim cin cir cma cmb cmc cmh cmi cmm cmn cmr cn- cna cnb cnc cnh cni cnm cnn cnr cra crb crc crh cri crm crn crr h-i haa hab hac hah hai ham han har hba hbb hbc hbh hbi hbm hbn hbr hca hcb hcc hch hci hcm hcn hcr hha hhb hhc hhh hhi hhm hhn hhr hia hib hic hih hii him hin hir hma hmb hmc hmh hmi hmm hmr hna hnb hnc hnh hnn hr- hra hrb hrc hrh hri hrm hrn hrr ia- iaa iab iac iah iai iam ian iar iba ibb ibc ibh ibi ibm ibn ibr ica icb icc ich ici icm icn icr iha ihb ihc ihh ihi ihm ihn ihr iia iib iic iih iii iim iin iir im- ima imb imc imh imi imm imn in- ina inb inc inh ini inm inn inr ir- ira irb irc iri irm irn irr m-r maa mab mac mah mai mam man mar mba mbb mbc mbh mbi mbm mbr mc- mca mcb mcc mch mci mcm mcn mcr mha mhc mhh mhi mhm mhn mhr mi- mia mib mic mih mii mim min mir mma mmb mmc mmh mmi mmm mmn mmr mna mnb mnc mni mnm mnn mnr mra mrb mrc mrh mri mrm mrn mrr n-i naa nab nac nah nai nam nan nar nba nbb nbc nbi nbm nbn nbr nca ncb ncc nch nci ncm ncn ncr nha nhb nhc nhh nhi nhm nhn nhr nia nib nic nih nii nim nin nir nma nmb nmc nmh nmi nmm nmn nmr nna nnb nnc nnh nni nnm nnn nra nrb nrc nri nrm nrn nrr ra- raa rab rac rah rai ram ran rar rba rbb rbc rbh rbi rbm rbn rbr rca rcb rcc rch rci rcm rcn rcr rh- rha rhb rhc rhh rhi rhm rhn rhr ria rib ric rih rii rim rin rir rma rmb rmc rmh rmi rmm rmn rmr rna rnb rnc rnh rni rnm rnn rnr rra rrb rrc rrh rri rrm rrn rrr