-er -ic a-a a-c a-i aaa aac aad aae aah aai aak aao aar ac- aca acc acd ace ach aci ack aco acr ad- ada adc add ade adh adi adk ado adr aea aec aed aee aeh aei aek aeo aer aha ahc ahd ahe ahh ahi ahk aho ahr ai- aia aic aid aie aih aii aik aio air aka akc akd ake akh aki akk ako akr aoa aoc aod aoe aoh aoi aok aoo aor ar- ara arc ard are arh ari ark aro arr c-- caa cac cad cae cah cai cak cao car cca ccc ccd cce cch cci cck cco ccr cda cdc cdd cde cdh cdi cdk cdo cdr ce- cea cec ced cee ceh cei cek ceo cer ch- cha chc chd che chh chi chk cho chr ci- cia cic cid cie cih cii cik cio cir cka ckc ckd ckh cki cko co- coa coc cod coe coh coi cok coo cor cra crc crd cre crh cri crk cro crr daa dac dad dae dah dai dak dao dar dca dcc dcd dce dci dck dco dcr dda ddc ddd dde ddh ddi ddk ddo ddr de- dea dec ded dee deh dei dek deo der dh- dha dhc dhd dhe dhh dhi dhk dho dhr di- dia dic did die dih dii dik dio dir dka dkc dke dki dkk dko dkr doa doc dod doe doh doi dok doo dor dra drc drd dre dri drk dro drr eaa eac ead eae eah eai eak eao ear ec- eca ecc ecd ece ech eci eck eco ecr ed- eda edc edd ede edh edi edk edo edr eea eec eed eee eek eeo eer eha ehc ehd ehe ehh ehi eho ehr eia eic eid eie eii eik eio eir eka ekc ekd eke ekh eki eko ekr eo- eoa eoc eod eoe eoh eoi eok eoo eor era erc erd ere erh eri erk ero err h-i haa hac had hae hah hai hak hao har hca hcc hcd hce hch hci hck hco hcr hda hdc hdd hde hdh hdi hdk hdo hdr he- hea hec hed hee heh hei hek heo her hha hhc hhd hhe hhh hhi hhk hho hhr hia hic hid hie hih hii hik hio hir hka hkd hkh hki hkk hko hkr hoa hoc hod hoe hoh hoi hok hoo hor hr- hra hrc hrd hre hrh hri hrk hro hrr i-d ia- iaa iac iad iae iah iai iao iar ica icc icd ice ich ici ick ico icr ida idc idd ide idh idi idk ido idr ie- iea iec ied iee iei iek ier iha ihc ihd ihe ihh ihi ihk iho ihr iia iic iid iie iih iii iio iir ika ikc ike iki ikk iko ikr io- ioa ioc iod ioe ioh ioi ioo ior ir- ira irc ird ire iri irk iro irr ka- kaa kac kad kae kah kai kak kao kar kca kcc kcd kce kch kci kck kcr kda kdc kde kdh kdk kdo kdr ke- kea kec ked kee keh kei kek keo ker kha khe khh khi khk kho khr kia kic kid kie kih kii kik kio kir kkc kke kkh kki kkk kkr koa koc kod koe koh koi kok koo kor kra krc krd kri krk kro krr o-i oaa oac oad oae oah oai oak oao oar oc- oca occ ocd och oci ock oco ocr oda odc odd ode odh odi odo odr oea oec oed oee oeh oei oeo oer oha ohc ohd ohe ohh ohi oho ohr oia oic oid oie oii oik oio oir oka okc okd oke oki okk oko okr oo- ooa ooc ood ooh ooi ook ooo oor or- ora orc ord ore orh ori ork oro orr ra- raa rac rad rae rah rai rak rao rar rca rcc rcd rce rch rci rco rcr rda rdc rdd rde rdh rdi rdo rdr re- rea rec red ree reh rei rek reo rer rh- rha rhc rhd rhe rhh rhi rho rhr ria ric rid rie rih rii rik rio rir rkc rke rkk rko roa roc rod roe roh roi rok roo ror rra rrc rrd rrh rri rrk rrr