a-a a-c aaa aac aad aae aah aak aan ac- aca acc acd ace ach ack acn ad- ada adc add ade adh adk adn aea aec aed aee aeh aek aen aha ahc ahd ahe ahh ahk ahn aka akc akd ake akh akk akn an- ana anc and ane anh ank ann c-- caa cac cad cae cah cak can cca ccc ccd cce cch cck ccn cda cdc cdd cde cdh cdk cdn ce- cea cec ced cee ceh cek cen ch- cha chc chd che chh chk chn cka ckc ckd ckh cn- cna cnc cnd cne cnh cnn daa dac dad dae dah dak dan dca dcc dcd dce dck dcn dda ddc ddd dde ddh ddk ddn de- dea dec ded dee deh dek den dh- dha dhc dhd dhe dhh dhk dka dkc dke dkk dna dnc dnd dne dnh dnk dnn eaa eac ead eae eah eak ean ec- eca ecc ecd ece ech eck ecn ed- eda edc edd ede edh edk edn eea eec eed eee eek een eha ehc ehd ehe ehh ehn eka ekc ekd eke ekh en- ena enc end ene enh enk enn haa hac had hae hah hak han hca hcc hcd hce hch hck hcn hda hdc hdd hde hdh hdk hdn he- hea hec hed hee heh hek hen hha hhc hhd hhe hhh hhk hhn hka hkd hkh hkk hkn hna hnc hnd hne hnh hnk hnn ka- kaa kac kad kae kah kak kan kca kcc kcd kce kch kck kcn kda kdc kde kdh kdk ke- kea kec ked kee keh kek ken kha khe khh khk khn kkc kke kkh kkk kkn kn- kna knc knd kne knk knn naa nac nad nae nah nak nan nca ncc ncd nce nch nck ncn nda ndc ndd nde ndh ndk ndn ne- nea nec ned nee neh nek nen nha nhc nhd nhe nhh nhk nhn nka nkc nke nkk nkn nna nnc nne nnh nnk nnn