Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
anh trong » anh thuong, dinh trong, lang trong
trong ca » trong cac, trong nha
cong van » cong vang, song van, cong tan
cong san » cong tac
phan tai » pham tai, nhan tai, phan thi
ca dung » cao dung, cap dung, cu dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - anh trong ca dung ((cong van) or (cong san)) phan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - anh trong ca dung ((cong van) OR (cong san)) phan tai.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - anh trong ca dung ((cong van) or (cong san)) phan tai*.