Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
trung cong » truong cong, trong cong, trung uong
hoc chien » hoc hien, hoach chien, cuoc chien
tranh cua » doanh cua, manh cua
cua trung » cua truong, xuan trung, cua nhung
cong dan » cong san, cong tan, huong dan
dan hang » ban hang, van hang, dat hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chien) or (hoc chuyen)) thang - canh tranh cua trung cong dan hang va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chien) OR (hoc chuyen)) thang - canh tranh cua trung cong dan hang va.
• Adding a wildcard symbol may retrieve word variants: ((hoc chien) or (hoc chuyen)) thang - canh tranh cua trung cong dan hang va*.