Perhaps you should try some spelling variations:
manh thong » anh thong, manh tuong, mang thong
chieu xanh » chieu sach, chieu sang, chieu tinh
thong gian » khong gian, thong giao, chong gian
lang duong » lang dong, lang muong, lang tuong
hieu manh » hieu nganh, dieu hanh, hien hanh
gian lang » gian dan
duong van » duong va, luong va, dang van
van doanh » toan doanh, van dong, van thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (hieu manh)) - manh thong gian lang duong van doanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (hieu manh)) - manh thong gian lang duong van doanh tai.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (hieu manh)) - manh thong gian lang duong van doanh tai*.