Perhaps you should try some spelling variations:
hoc chieu » hoc thieu, hoc hien, hoc dieu
tranh cua » doanh cua, manh cua
cua nhung » va nhung
tuong van » truong van, duong van, thong van
trong van » trong cac
ho chieu » theo chieu, hoc thieu, doi chieu
tuan cao » toan cao, juan cao, quang cao

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 (ho chieu)) xanh - canh tranh cua nhung ((tuong van) OR (trong van)) tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (ho chieu)) xanh - canh tranh cua nhung ((tuong van) OR (trong van)) tuan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (ho chieu)) xanh - canh tranh cua nhung ((tuong van) OR (trong van)) tuan cao".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (ho chieu)) xanh - canh tranh cua nhung ((tuong van) OR (trong van)) tuan cao*.