Perhaps you should try some spelling variations:
quan trong » gian trong
tranh quan » tranh quang, trinh quan, tranh luan
toan thanh » tran thanh, hoan thanh, toan thang
hoc chieu » hoc thieu, ho chieu, hoc dieu
cong toan » cong tan, cong hoan, cong tuan
thanh lap » thanh san, phan lap, thanh hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (hoc hien)) tinh - canh tranh quan trong cong toan thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) tinh - canh tranh quan trong cong toan thanh lap.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) tinh - canh tranh quan trong cong toan thanh lap*.