Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
mot chieu » doi chieu, ho chieu
hoc thieu » toc thieu, hoc hien
lanh manh » lanh tranh, lan anh, van manh
dung cong » dung trong
luan phan » luan van, luan hoan
manh cua » doanh cua, ban cua
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (hoc thieu)) xanh - lanh manh cua ((nhung cong) OR (dung cong)) luan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (hoc thieu)) xanh - lanh manh cua ((nhung cong) OR (dung cong)) luan phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mot chieu) or (hoc thieu)) xanh - lanh manh cua ((nhung cong) OR (dung cong)) luan phan cac".
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (hoc thieu)) xanh - lanh manh cua ((nhung cong) OR (dung cong)) luan phan cac*.