Perhaps you should try some spelling variations:
thanh trung » thanh tung
thong trinh » thong tinh, chuong trinh, phuong trinh
trinh toan » tinh toan, thanh toan, trinh han
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh mang
cua thong » cua thuong, cua khong, cua tong
toan ban » van ban
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 van) or (chua xang)) - ((hanh tang) or (thanh trung)) cua thong thong trinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu van) OR (chua xang)) - ((hanh tang) OR (thanh trung)) cua thong thong trinh toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chu van) or (chua xang)) - ((hanh tang) or (thanh trung)) cua thong thong trinh toan ban*.