Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thuong con » thuong dong, truong cong, thong cong
hieu xanh » hieu manh, hieu nganh, dieu hanh
than cua » nhan cua, thai cua, ban cua
tang cua » mang cua, hang cua, tang luan
con van » chon van, cong van, can van
van tan » van tuan, van ban, van tai
tan tap » toan tap, han tap, tan tat

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu xanh) OR (chieu xanh)) - hanh ((than cua) or (tang cua)) thuong con van tan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (chieu xanh)) - hanh ((than cua) OR (tang cua)) thuong con van tan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((hieu xanh) OR (chieu xanh)) - hanh ((than cua) or (tang cua)) thuong con van tan tap".
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) OR (chieu xanh)) - hanh ((than cua) or (tang cua)) thuong con van tan tap*.