Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
truong dao » truong dai, truong cao, truong bo
luong nang » luong hang, luong nan, luong sang
lieu tinh » trieu tinh, diep tinh, bien tinh
bang cong » dang cong, bang song, hang cong
doi lieu » duoc lieu, doi chieu, du lieu

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 tinh - hanh truong dao ((thanh cong) or (bang cong)) luong nang cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi lieu tinh - hanh truong dao ((thanh cong) OR (bang cong)) luong nang cao.
• Adding a wildcard symbol may retrieve word variants: doi lieu tinh - hanh truong dao ((thanh cong) or (bang cong)) luong nang cao*.