Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trang » thanh trung, canh tranh, hanh trinh
trinh toan » tinh toan, thanh toan, trinh han
chuc danh » chuc nganh, thuc hanh, chuc nang
chu xanh » chieu xanh, chua xang, chu thanh
chu manh » ho manh, chu han, chu van
trang va » tran van, hang va
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((((chu xanh) OR (chuc danh))) or (chu manh)) - hanh trang va nhung cong trinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chu xanh) OR (chuc danh))) OR (chu manh)) - hanh trang va nhung cong trinh toan tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((((chu xanh) OR (chuc danh))) or (chu manh)) - hanh trang va nhung cong trinh toan tap*".