-er -ic a-a a-b a-c a-i aaa aab aac aad aae aah aai aam aar ab- aba abb abc abd abe abh abi abm abr ac- aca acb acc acd ace ach aci acm acr ad- ada adb adc add ade adh adi adm adr aea aeb aec aed aee aeh aei aem aer aha ahb ahc ahd ahe ahh ahi ahm ahr ai- aia aib aic aid aie aih aii aim air ama amb amc amd ame amh ami amm amr ar- ara arb arc ard are arh ari arm arr baa bab bac bad bae bah bai bam bar bba bbb bbc bbd bbe bbh bbi bbm bbr bca bcb bcc bcd bce bch bci bcm bcr bda bdb bdc bdd bde bdh bdi bdm bdr be- bea beb bec bed bee beh bei bem ber bha bhb bhc bhd bhe bhh bhi bhm bhr bi- bia bib bic bid bie bih bii bim bir bma bmb bmc bmd bme bmh bmi bmm bmr bra brb brd bre brh bri brm brr c-- caa cab cac cad cae cah cai cam car cba cbb cbc cbd cbe cbh cbi cbm cbr cca ccb ccc ccd cce cch cci ccm ccr cda cdb cdc cdd cde cdh cdi cdm cdr ce- cea ceb cec ced cee ceh cei cem cer ch- cha chb chc chd che chh chi chm chr ci- cia cib cic cid cie cih cii cim cir cma cmb cmc cmd cme cmh cmi cmm cmr cra crb crc crd cre crh cri crm crr daa dab dac dad dae dah dai dam dar dba dbb dbc dbd dbe dbh dbi dbm dbr dca dcb dcc dcd dce dci dcm dcr dda ddb ddc ddd dde ddh ddi ddm ddr de- dea deb dec ded dee deh dei dem der dh- dha dhb dhc dhd dhe dhh dhi dhm dhr di- dia dib dic did die dih dii dim dir dma dmb dmc dmd dme dmh dmi dmm dmr dra drb drc drd dre dri drm drr eaa eab eac ead eae eah eai eam ear eba ebb ebc ebd ebe ebh ebi ebm ebr ec- eca ecb ecc ecd ece ech eci ecm ecr ed- eda edb edc edd ede edh edi edm edr eea eeb eec eed eee eem eer eha ehb ehc ehd ehe ehh ehi ehm ehr eia eib eic eid eie eii eim eir em- ema emb emc emd eme emh emi emm emr era erb erc erd ere erh eri erm err h-i haa hab hac had hae hah hai ham har hba hbb hbc hbd hbe hbh hbi hbm hbr hca hcb hcc hcd hce hch hci hcm hcr hda hdb hdc hdd hde hdh hdi hdm hdr he- hea heb hec hed hee heh hei hem her hha hhb hhc hhd hhe hhh hhi hhm hhr hia hib hic hid hie hih hii him hir hma hmb hmc hmd hme hmh hmi hmm hmr hr- hra hrb hrc hrd hre hrh hri hrm hrr i-d ia- iaa iab iac iad iae iah iai iam iar iba ibb ibc ibd ibe ibh ibi ibm ibr ica icb icc icd ice ich ici icm icr ida idb idc idd ide idh idi idm idr ie- iea iec ied iee iei iem ier iha ihb ihc ihd ihe ihh ihi ihm ihr iia iib iic iid iie iih iii iim iir im- ima imb imc imd ime imh imi imm ir- ira irb irc ird ire iri irm irr m-r maa mab mac mad mae mah mai mam mar mba mbb mbc mbd mbe mbh mbi mbm mbr mc- mca mcb mcc mcd mce mch mci mcm mcr mda mdb mdc mdd mde mdh mdi mdm mdr mea meb mec med mee meh mei mem mer mha mhc mhd mhh mhi mhm mhr mi- mia mib mic mid mie mih mii mim mir mma mmb mmc mmd mme mmh mmi mmm mmr mra mrb mrc mrd mre mrh mri mrm mrr ra- raa rab rac rad rae rah rai ram rar rba rbb rbc rbd rbe rbh rbi rbm rbr rca rcb rcc rcd rce rch rci rcm rcr rda rdb rdc rdd rde rdh rdi rdm rdr re- rea reb rec red ree reh rei rem rer rh- rha rhb rhc rhd rhe rhh rhi rhm rhr ria rib ric rid rie rih rii rim rir rma rmb rmc rmd rme rmh rmi rmm rmr rra rrb rrc rrd rrh rri rrm rrr