Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
thien anh » thien danh, thien thanh, thien chanh
tam thanh » tam than, nam thanh, am thanh
thanh lap » thanh san, phan lap, thanh hai
tien anh » tieng anh, tien manh, dien anh
cong tam » cong tac, cong tan, cong nam

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien anh) or (tien anh)) - hanh tranh ((cua nhung) or (va nhung)) cong tam thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien anh) OR (tien anh)) - hanh tranh ((cua nhung) OR (va nhung)) cong tam thanh lap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien anh) or (tien anh)) - hanh tranh ((cua nhung) or (va nhung)) cong tam thanh lap*.