Find 15 common words: Wa (the word Wa itself is naturally included), Nei, Li, one, female, such as, big, another, 呙 (this word has many pronunciations, you can pronounce wai sound), Bing, shell, sky, mouth, person, two
First of all, we split the word "wa" into left and right structures. First look at the word "呙" on the right, and then we can wait until the word "口", "人" and "内" , another, one, two, day, big, B, 呙, then look at the female character on the left to get 女, and finally sort it out and look at it together to get the last two characters such as, 娲.
When faced with this kind of problem, we can use decentralized thinking and try to split a whole into parts to get common words.