Most frequent characters (41-45)

• 41.  于 (ㄩˊ) [yú] (surname); (F於) in, at, to, from, by, than
• 42.  之 (ㄓ) [zhī] X’s (possessive, genitive marker, like 的 de); it (classical pronoun)
• 43.  后 (ㄏㄡˋ) [hòu] queen; (F後) after, behind
• 44.  着 / 著 (ㄓㄜ˙) [zhe] (grammatical particle) (ㄓㄠˊ, ㄓㄨㄛˊ) [zháo] [zhuó] touch [zhāo]
• 45.  主 (ㄓㄨˇ) [zhǔ] lord, master; (主要 zhǔyào) main; 主义 zhǔyì -ism