Perhaps you should try some spelling variations:
trung huong » truong huong, trung duong, trung hung
hien tinh » khien tinh, thien tinh, bien tinh
canh manh » lanh manh, canh tranh, cach mang
ban thoai » ban thai, ban thoi, van thoai
thoai cac » tai cac, thong cac, tho cac
manh cua » doanh cua, ban cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien tinh - canh manh cua ((trung huong) or (trung uong)) ban thoai cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien tinh - canh manh cua ((trung huong) OR (trung uong)) ban thoai cac.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - canh manh cua ((trung huong) or (trung uong)) ban thoai cac*.