Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thieu tinh » trieu tinh, chieu tinh, thien tinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
hanh dinh » thanh dinh, hinh dinh, hanh tinh
co nhung » cho nhung, bo nhung, so nhung
san tuan » san luan, san quan, tran tuan
van tuan » van quan, van ban, anh tuan

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 tinh - ((hanh dinh) or (hanh trinh)) co nhung cong ((san tuan) OR (van tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((hanh dinh) OR (hanh trinh)) co nhung cong ((san tuan) OR (van tuan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - ((hanh dinh) or (hanh trinh)) co nhung cong ((san tuan) OR (van tuan)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - ((hanh dinh) or (hanh trinh)) co nhung cong ((san tuan) OR (van tuan)) cau*.