Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » hoc hien
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong van » cong vang, cong san, song van
van than » van thanh, van thang, van tuan
than cao » toan cao, thai cao, than cap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((hoc thieu) OR (toc thieu))) or (doi chi)) xanh - hanh tranh cua nhung cong van than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((hoc thieu) OR (toc thieu))) OR (doi chi)) xanh - hanh tranh cua nhung cong van than cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((hoc thieu) OR (toc thieu))) or (doi chi)) xanh - hanh tranh cua nhung cong van than cao*".