Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh khoa » trinh hoa, sinh khoa, trinh hoi
thuat kinh » thuyet kinh, luat kinh, thuat lanh
doanh toan » doanh hoan, doanh doanh, doanh thanh
toan tieng » toan tien, thoai tieng, toan thong
qua thien » mua thien, quang thien, thua thien
lien ket » thien ket

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

• Performing a fuzzy search may retrieve terms with similar spellings: hanh trinh khoa ((luan ket) OR (lien ket)) qua thien thuat kinh doanh toan tieng~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hanh trinh khoa ((luan ket) OR (lien ket)) qua thien thuat kinh doanh toan tieng".
• Adding a wildcard symbol may retrieve word variants: hanh trinh khoa ((luan ket) OR (lien ket)) qua thien thuat kinh doanh toan tieng*.