Perhaps you should try some spelling variations:
tuong manh » duong manh, luong manh, tung manh
hanh hinh » hanh chinh, hanh dinh, hanh trinh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
doi tuong » moi truong, doi song
manh toan » thanh toan, anh tuan, tinh toan
ho chinh » hoc chinh, cho chinh, hoa chinh
toan cao » toan ban, toan tap
cua doi » sua doi, cua dai, cua hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chinh sach - ((hanh hinh) or (hanh tinh)) cua doi tuong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chinh sach - ((hanh hinh) OR (hanh tinh)) cua doi tuong manh toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chinh sach - ((hanh hinh) or (hanh tinh)) cua doi tuong manh toan cao*.