Perhaps you should try some spelling variations:
phuong tinh » phuong trinh, phuong binh, khuong tinh
hanh trang » thanh trung, canh tranh, hanh trinh
trang cua » tranh cua, tang cua, trung cua
chi xanh » chi danh, chi hanh, chieu xanh
cua bang » chua bang, cua ban, cua dang
toan ban » van ban
chi anh » chi danh, chi hanh, thi anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi xanh) OR (chi anh)) - hanh trang cua bang phuong tinh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi xanh) OR (chi anh)) - hanh trang cua bang phuong tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: doi ((chi xanh) OR (chi anh)) - hanh trang cua bang phuong tinh toan ban*.