Perhaps you should try some spelling variations:
thuat bai » thuat bao, thuyet bai, thuat xay
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
van hanh » van thanh, ban hanh, van anh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
va hanh » va thanh, va danh, ban hanh
ve cac » va cac, vien cac
vi cua » vai cua, di cua

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 (thuat bai)) ky nang xa hoi. hieu ve cac xuc ((va hanh) or (van hanh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (thuat bai)) ky nang xa hoi. hieu ve cac xuc ((va hanh) OR (van hanh)) vi cua triet.
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (thuat bai)) ky nang xa hoi. hieu ve cac xuc ((va hanh) or (van hanh)) vi cua triet*.