Perhaps you should try some spelling variations:
thien nang » thien bang, thien dang, trien nang
thue nang » thuat nang, thi nang, chuc nang
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
ve cac » va cac, vien cac
vi cua » vai cua, di cua
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 xuc van hanh vi 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 xuc van hanh vi cua cu".
• Adding a wildcard symbol may retrieve word variants: te sach ((thue nang) OR (thien nang)) xa hoi. hieu ve cac xuc van hanh vi cua cu*.