Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nang duong » nang luong, nang dong, tang duong
duong manh » duong van
hien tinh » khien tinh, thien tinh, bien tinh
trinh chu » trinh cau, trinh cho, trinh thuc
manh toan » thanh toan, anh tuan, tinh toan
chu nang » chuc nang, chua nang, cuu nang
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien tinh - hanh trinh chu nang duong manh toan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - hanh trinh chu nang duong manh toan cau*.