-er a-a aaa aad aae aaf aag aaj aak aar ad- ada add ade adf adg adj adk adr aea aed aee aef aeg aej aek aer af- afa afd afe aff afg afj afk afr ag- aga agd age agf agg agj agk agr aja ajd aje ajf ajj ajk ajr aka akd ake akg akj akk akr ar- ara ard are arf arg arj ark arr daa dad dae daf dag daj dak dar dda ddd dde ddf ddg ddk ddr de- dea ded dee def deg dej dek der dfa dfd dfe dff dfg dfj dfk dfr dga dgd dge dgf dgg dgk dgr dj- dja djd dje djf djg djk dka dke dkg dkk dkr dra drd dre drg drj drk drr eaa ead eae eaf eag eaj eak ear ed- eda edd ede edf edg edj edk edr eea eed eee eef eeg eek eer ef- efa efd efe eff efg efr ega egd ege egf egg egr eja ejd ejf eka ekd eke ekf ekg ekr era erd ere erf erg erk err faa fad fae faf fag faj fak far fda fdd fde fdf fdg fdj fdk fdr fea fed fee fef feg fek fer ffa ffd ffe fff ffg ffk ffr fga fgd fge fgf fgg fgr fja fjd fjg fka fkf fkg fkj fkk fra frd fre frf frg frj frk frr g-d gaa gad gae gaf gag gaj gak gar gda gdd gde gdf gdk gdr ge- gea ged gee gef geg gek ger gfa gfd gfe gff gfk gfr gga ggd ggg ggj ggr gja gje gjg gjr gka gkd gra grd gre grf grg grj grk grr j-d jaa jad jae jaf jag jaj jak jar jda jde jdf jdg jdr jea jed jee jef jeg jej jek jer jfa jfd jfe jff jfg jfj jfk jfr jga jge jgr jja jjf jjg jjj jjk jjr jka jkk jkr jra jrf jrg jrk jrr ka- kaa kad kae kaf kag kaj kak kar kda kde kdf kdg kdk kdr ke- kea ked kee kef keg kek ker kfa kfd kff kfg kga kgd kgf kje kjr kke kkk kkr kra krd krf krg krk krr ra- raa rad rae raf rag raj rak rar rda rdd rde rdf rdg rdj rdr re- rea red ree ref reg rek rer rfa rfd rfe rff rfg rfj rfk rfr rga rgd rge rgf rgg rgk rgr rja rjf rjg rjk rjr rke rkf rkg rkk rra rrd rrf rrg rrk rrr