Perhaps you should try some spelling variations:
thien nang » thien bang, thien dang, trien nang
thue nang » thuat nang, thi nang, chuc nang
hanh vai » hanh vi, hanh va, hanh tai
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
xuc van » duc van, luc van, vuc van
vai cua » dai cua, hai cua, lai cua
ve cac » vien cac
cua cu » cua chu, cua cau, cua su

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 ((thue nang) or (thien nang)) xa hoi. hieu ((ve cac) OR (va cac)) xuc van hanh vai cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((thue nang) OR (thien nang)) xa hoi. hieu ((ve cac) OR (va cac)) xuc van hanh vai cua cu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((thue nang) or (thien nang)) xa hoi. hieu ((ve cac) OR (va cac)) xuc van hanh vai cua cu".
• Adding a wildcard symbol may retrieve word variants: te sach ((thue nang) or (thien nang)) xa hoi. hieu ((ve cac) OR (va cac)) xuc van hanh vai cua cu*.