Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh trang » thanh trung, canh tranh, minh trang
chau tinh » cuu tinh, ha tinh, cua tinh
luan nang » luan van, van nang, luan san
song manh » song hanh, song minh, song xanh
manh toan » thanh toan, anh tuan, tinh toan
chu tinh » chua tinh, cuu tinh, chu tich
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 tinh) OR (chau tinh)) - ((hanh trang) or (hanh trinh)) luan nang song manh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu tinh) OR (chau tinh)) - ((hanh trang) OR (hanh trinh)) luan nang song manh toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu tinh) OR (chau tinh)) - ((hanh trang) or (hanh trinh)) luan nang song manh toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((chu tinh) OR (chau tinh)) - ((hanh trang) or (hanh trinh)) luan nang song manh toan tap*.