Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
trinh vin » trinh van, trinh tin, trinh ven
trinh vi » trinh va, trinh ve, trinh viet
cong san » cong tac
san thai » sac thai, ban thai, van thai
thai cao » tai cao, thoai cac, thuat cao

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 - hanh ((trinh vi) or (trinh vin)) nhung cong san thai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh ((trinh vi) OR (trinh vin)) nhung cong san thai cao.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh ((trinh vi) or (trinh vin)) nhung cong san thai cao*.