Perhaps you should try some spelling variations:
trinh toan » tinh toan, thanh toan, trinh han
cua trong » cua truong, cua trung, qua trong
hanh tang » hanh trang, anh tang, hanh mang
chu xanh » chu manh, chieu xanh, chua xang
tang cua » mang cua, hang cua, tang luan
toan cau » toan cao, toan ban, toan tap
chu van » cuu van, chu han

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 (chu van)) - hanh tang cua trong cong trinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chu van)) - hanh tang cua trong cong trinh toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chu van)) - hanh tang cua trong cong trinh toan cau*.