Perhaps you should try some spelling variations:
phuong linh » phuong binh, phuong trinh, cuong linh
thieu tinh » trieu tinh, chieu tinh, thien tinh
phuong tan » phuong tran, phuong tay, phuong lan
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua ngan » cua ban, vu ngan, cua dan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - canh tranh cua ngan ((phuong tan) OR (phuong linh)) van ban~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - canh tranh cua ngan ((phuong tan) or (phuong linh)) van ban*.