Perhaps you should try some spelling variations:
hieu hien » bieu hien, dieu hien, chieu chien
thanh tai » thanh hai, thanh toan, doanh tai
hanh tai » hang tai, han tai, hinh tai
hien cac » thien cac, vien cac, hieu cac
nganh ky » nganh y, nganh xay, nganh co
lang van » dang van, tang van, hoang van
van hoi » van hoa, van hoc, van hoe
hanh ky » hanh kem
cac duc » cac du, cao duc, cac dac
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: so ((nganh ky) OR (hanh ky)) lang van hoi. hieu hien cac duc va ((hanh tai) OR (thanh tai)) cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so ((nganh ky) OR (hanh ky)) lang van hoi. hieu hien cac duc va ((hanh tai) or (thanh tai)) cua te~".
• Adding a wildcard symbol may retrieve word variants: so ((nganh ky) OR (hanh ky)) lang van hoi. hieu hien cac duc va ((hanh tai) or (thanh tai)) cua te*.