Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
chat tuc » luat tuc, chat huu, chat cua
te sach » toc sach
dai cuu » dai huu
va hanh » van hanh, va thanh, va danh
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
x hoi » xa hoi, o hoi, x ho

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang x hoi. hieu va ((chat tuc) OR (chat xuc)) va hanh ((dai cuu) or (dai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang x hoi. hieu va ((chat tuc) OR (chat xuc)) va hanh ((dai cuu) OR (dai cua)) tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang x hoi. hieu va ((chat tuc) OR (chat xuc)) va hanh ((dai cuu) or (dai cua)) tre*".