a-a a-b a-c aaa aab aac aae aaj aav ab- aba abb abc abe abj abv ac- aca acb acc ace acj acv aea aeb aec aee aej aev aja ajb ajc aje ajj av- ava avb avc ave baa bab bac bae baj bav bba bbb bbc bbe bca bcb bcc bce bcj bcv be- bea beb bec bee bev bja bjc bjj bva bvb bvc bve bvv c-- c-j caa cab cac cae caj cav cba cbb cbc cbe cbj cbv cca ccb ccc cce ccj ccv ce- cea ceb cec cee cej cev cja cjb cjc cva cvb cvc cve cvv eaa eab eac eae eaj eav eba ebb ebc ebe ebj ebv ec- eca ecb ecc ece ecj ecv eea eeb eec eee eev eja ejc eva evb evc eve evv jaa jab jac jae jaj jav jba jbc jbj jca jcb jcc jce jea jeb jec jee jej jja jjb jjc jjj jvb jvc v-a v-e vaa vab vac vae vaj vav vba vbc vbv vca vcc vce vea veb vec vee vja vva vvb vvc vvv