-er a-a a-c a-z aaa aac aae aag aaj aar aaz ac- aca acc ace acg acj acr acz aea aec aee aeg aej aer aez ag- aga agc age agg agj agr agz aja ajc aje ajj ajr ar- ara arc are arg arj arr arz az- aza aze azg azz c-- c-j caa cac cae cag caj car caz cca ccc cce ccg ccj ccr ccz ce- cea cec cee ceg cej cer cez cga cgc cge cgg cgr cja cjc cjg cjr cra crc cre crg crj crr crz cz- czc cze czj eaa eac eae eag eaj ear eaz ec- eca ecc ece ecg ecj ecr eea eec eee eeg eer ega egc ege egg egr eja ejc era erc ere erg err erz eze ezr ezz gaa gac gae gag gaj gar gaz gca gcc gce gcg gcr ge- gea gec gee geg ger gez gga ggc ggg ggj ggr ggz gja gjc gje gjg gjr gra grc gre grg grj grr gza gzr j-z jaa jac jae jag jaj jar jaz jca jcc jce jcr jea jec jee jeg jej jer jez jga jge jgr jja jjc jjg jjj jjr jra jrc jrg jrr jrz ra- raa rac rae rag raj rar raz rca rcc rce rcg rcj rcr re- rea rec ree reg rer rez rga rgc rge rgg rgr rja rjc rjg rjr rra rrc rrg rrr rza rze z-g zaa zac zag zaj zar zaz zce zea zec zee zer zez zgg zje zzr zzz