Perhaps you should try some spelling variations:
nhung nguong » nhung nguoi, nhung phuong, nhung huong
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, tran tuan
nguong dao » nguong dan, nguoi dao, truong dao
tranh cua » doanh cua, manh cua
dao van » do van, dang van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) OR (chieu sach)) - hanh ((trung tuan) or (tranh cua)) nhung nguong dao van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sach)) - hanh ((trung tuan) OR (tranh cua)) nhung nguong dao van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) OR (chieu sach)) - hanh ((trung tuan) or (tranh cua)) nhung nguong dao van ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) OR (chieu sach)) - hanh ((trung tuan) or (tranh cua)) nhung nguong dao van ban*.