-er -ey -ic a-a a-c a-i aaa aac aad aae aai aar aay ac- aca acc acd ace aci acr acy ad- ada adc add ade adi adr ady aea aec aed aee aei aer aey ai- aia aic aid aie aii air aiy ar- ara arc ard are ari arr ary ay- aya ayc ayd aye ayi ayr c-- caa cac cad cae cai car cay cca ccc ccd cce cci ccr cda cdc cdd cde cdi cdr cdy ce- cea cec ced cee cei cer cey ci- cia cic cid cie cii cir cra crc crd cre cri crr cry cya cyc cyd cye cyr daa dac dad dae dai dar day dca dcc dcd dce dci dcr dda ddc ddd dde ddi ddr ddy de- dea dec ded dee dei der dey di- dia dic did die dii dir diy dra drc drd dre dri drr dry dy- dya dyc dyd dye dyr dyy eaa eac ead eae eai ear ec- eca ecc ecd ece eci ecr ed- eda edc edd ede edi edr edy eea eec eed eee eer eey eia eic eid eie eii eir era erc erd ere eri err ery eya eyc eyd eye eyr i-d ia- iaa iac iad iae iai iar ica icc icd ice ici icr icy ida idc idd ide idi idr idy ie- iea iec ied iee iei ier iey iia iic iid iie iii iir ir- ira irc ird ire iri irr iry iya iyc iye iyr iyy ra- raa rac rad rae rai rar ray rca rcc rcd rce rci rcr rda rdc rdd rde rdi rdr rdy re- rea rec red ree rei rer rey ria ric rid rie rii rir riy rra rrc rrd rri rrr ry- rya ryc ryd rye ryr ryy yaa yac yad yae yai yar yay yca ycc ycd yce yci ycy yda yde ydy yea yec yed yee yei yer yey yid yie yii yir yra yrc yre yyc yye yyy