-er -ic a-a a-c a-i aaa aac aad aae aah aai aar ac- aca acc acd ace ach aci acr ad- ada adc add ade adh adi adr aea aec aed aee aeh aei aer aha ahc ahd ahe ahh ahi ahr ai- aia aic aid aie aih aii air ar- ara arc ard are arh ari arr c-- caa cac cad cae cah cai car cca ccc ccd cce cch cci ccr cda cdc cdd cde cdh cdi cdr ce- cea cec ced cee ceh cei cer ch- cha chc chd che chh chi chr ci- cia cic cid cie cih cii cir cra crc crd cre crh cri crr daa dac dad dae dah dai dar dca dcc dcd dce dci dcr dda ddc ddd dde ddh ddi ddr de- dea dec ded dee deh dei der dh- dha dhc dhd dhe dhh dhi dhr di- dia dic did die dih dii dir dra drc drd dre dri drr eaa eac ead eae eah eai ear ec- eca ecc ecd ece ech eci ecr ed- eda edc edd ede edh edi edr eea eec eed eee eer eha ehc ehd ehe ehh ehi ehr eia eic eid eie eii eir era erc erd ere erh eri err h-i haa hac had hae hah hai har hca hcc hcd hce hch hci hcr hda hdc hdd hde hdh hdi hdr he- hea hec hed hee heh hei her hha hhc hhd hhe hhh hhi hhr hia hic hid hie hih hii hir hr- hra hrc hrd hre hrh hri hrr i-d ia- iaa iac iad iae iah iai iar ica icc icd ice ich ici icr ida idc idd ide idh idi idr ie- iea iec ied iee iei ier iha ihc ihd ihe ihh ihi ihr iia iic iid iie iih iii iir ir- ira irc ird ire iri irr ra- raa rac rad rae rah rai rar rca rcc rcd rce rch rci rcr rda rdc rdd rde rdh rdi rdr re- rea rec red ree reh rei rer rh- rha rhc rhd rhe rhh rhi rhr ria ric rid rie rih rii rir rra rrc rrd rrh rri rrr