-er a-a a-c a-t aaa aac aad aae aaj aar aat ac- aca acc acd ace acj acr act ad- ada adc add ade adj adr adt aea aec aed aee aej aer aet aja ajc ajd aje ajj ajr ajt ar- ara arc ard are arj arr art at- ata atc atd ate atr att c-- c-j caa cac cad cae caj car cat cca ccc ccd cce ccj ccr cct cda cdc cdd cde cdj cdr cdt ce- cea cec ced cee cej cer cet cja cjc cjd cjr cra crc crd cre crj crr crt cta ctc ctd cte ctr ctt daa dac dad dae daj dar dat dca dcc dcd dce dcr dct dda ddc ddd dde ddr ddt de- dea dec ded dee dej der det dj- dja djc djd dje djt dra drc drd dre drj drr drt dta dtc dtd dte dtj dtr dtt eaa eac ead eae eaj ear eat ec- eca ecc ecd ece ecj ecr ect ed- eda edc edd ede edj edr edt eea eec eed eee eer eet eja ejc ejd ejt era erc erd ere err ert eta etc etd ete etj etr ett j-d jaa jac jad jae jaj jar jat jca jcc jcd jce jcr jct jda jdc jde jdr jdt jea jec jed jee jej jer jet jja jjc jjj jjr jra jrc jrr jrt jta jtc jte jtr jtt ra- raa rac rad rae raj rar rat rca rcc rcd rce rcj rcr rct rda rdc rdd rde rdj rdr rdt re- rea rec red ree rer ret rja rjc rjr rra rrc rrd rrr rrt rta rtc rtd rte rtj rtr rtt taa tac tad tae taj tar tat tca tcc tcd tce tcj tcr tct tda tdc tdd tde tdr tdt te- tea tec ted tee tej ter tet tjc tjd tje tjr tra trc trd tre trr trt tta ttc ttd tte ttr ttt