Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
trung tuan » trung thanh, trung tam, tran tuan
hanh trung » thanh trung, hanh trang, manh trung
doi lieu » duoc lieu, doi chieu, tai lieu
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi lieu) or (du lieu)) tinh - hanh trung tuan ((nhung huong) OR (nhung phuong)) tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi lieu) OR (du lieu)) tinh - hanh trung tuan ((nhung huong) OR (nhung phuong)) tinh toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi lieu) or (du lieu)) tinh - hanh trung tuan ((nhung huong) OR (nhung phuong)) tinh toan cao".
• Adding a wildcard symbol may retrieve word variants: ((doi lieu) or (du lieu)) tinh - hanh trung tuan ((nhung huong) OR (nhung phuong)) tinh toan cao*.