Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
nang mai » nang ma, nang tai, lang mai
chat xuc » chat huu, cam xuc, chao xu
hanh vai » hanh vi, hanh va, hanh tai
su sach » so sach, vu sach
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
va hanh » van hanh, va thanh, va danh
xuc va » duc va, tuc va, luc va
vai va » mai va, dai va, hai va
thiet » thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sach) or (su sach)) ky nang mai hoi. hieu ve chat xuc va hanh vai va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (su sach)) ky nang mai hoi. hieu ve chat xuc va hanh vai va thiet.
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (su sach)) ky nang mai hoi. hieu ve chat xuc va hanh vai va thiet*.