Perhaps you should try some spelling variations:
vat phuong » va phuong, van phuong, viet phuong
theo chieu » theo tieu, ho chieu, thi chieu
canh sinh » canh tinh, canh binh, dang sinh
tinh sinh » tinh ninh, tinh binh, tinh hinh
hoang van » hang va
theo chu » cho chu, chao chu, theo yeu
van phan » van phong, van thanh, luan phan
phan tap » phan lap, han tap, pha tap

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) or (theo chu)) xanh - ((canh sinh) OR (tinh sinh)) vat phuong hoang van phan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) xanh - ((canh sinh) OR (tinh sinh)) vat phuong hoang van phan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (theo chu)) xanh - ((canh sinh) OR (tinh sinh)) vat phuong hoang van phan tap".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo chu)) xanh - ((canh sinh) OR (tinh sinh)) vat phuong hoang van phan tap*.