Perhaps you should try some spelling variations:
phuong cham » phuong phap, phuong thao
thuong cong » thong cong, thuong con, thuong dong
phuong cua » huong cua, chuong chua, thong cua
hoc chieu » hoc thieu, hoc hien, hoc dieu
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san phan » san pham, van phan, sat phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (ho chieu)) xanh - thanh ((phuong cua) OR (phuong cham)) thuong cong san phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (ho chieu)) xanh - thanh ((phuong cua) OR (phuong cham)) thuong cong san phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (ho chieu)) xanh - thanh ((phuong cua) OR (phuong cham)) thuong cong san phan cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (ho chieu)) xanh - thanh ((phuong cua) OR (phuong cham)) thuong cong san phan cau*.