Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua nhung » va nhung
gian bana » gian ban, gian dan, gian lang
cong dan » cong san, cong tan, cong dong

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 thieu)) sach - hanh tranh cua nhung ((cong dan) OR (huong dan)) gian bana~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) sach - hanh tranh cua nhung ((cong dan) OR (huong dan)) gian bana.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (hoc thieu)) sach - hanh tranh cua nhung ((cong dan) OR (huong dan)) gian bana".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc thieu)) sach - hanh tranh cua nhung ((cong dan) OR (huong dan)) gian bana*.