Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh manh » hanh mang, lanh manh, hoang manh
cua nhung » va nhung
thong van » trong van, thong va, thong quan
manh cua » doanh cua, ban cua
hong van » hoang van, phong van, song van
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (hieu manh)) - hanh manh cua nhung ((hong van) OR (thong van)) tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - hanh manh cua nhung ((hong van) OR (thong van)) tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (hieu manh)) - hanh manh cua nhung ((hong van) OR (thong van)) tuan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (hieu manh)) - hanh manh cua nhung ((hong van) OR (thong van)) tuan cau*.