echu[9], cugi[9], ucho[9], echo[7], heco[7], choi[7], ucie[7],
cug[8], chu[8], uch[8], ghi[7], che[6], ech[6], hec[6], chi[6], ich[6], hoc[6], och[6], ecu[6], gie[5], ego[5], goi[5], ogi[5], hoi[5], oho[5], cie[4],
gu[6], hu[6], eh[4], he[4], hi[4], go[4], ho[4], oh[4], ce[3], ci[3], co[3], eo[2],
