Perhaps you should try some spelling variations:
trinh phan » trinh han, trinh quan, thanh phan
mot chieu » doi chieu
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua trong » cua truong, cua trung, qua trong
ho chieu » theo chieu, doi chieu, thi chieu
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((ho chieu) or (mot chieu))) or (hoc thieu)) sach - canh tranh cua trong cong trinh phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (mot chieu))) OR (hoc thieu)) sach - canh tranh cua trong cong trinh phan dau.
• Adding a wildcard symbol may retrieve word variants: ((((ho chieu) or (mot chieu))) or (hoc thieu)) sach - canh tranh cua trong cong trinh phan dau*.