Perhaps you should try some spelling variations:
thong huong » thong thuong, thong duong, thong thong
hanh tranh » canh tranh, hanh trinh, hanh trang
thieu manh » tien manh, trieu minh, chieu xanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
phan cau » phan dau, phan cac, phan tu
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu manh) OR (hieu manh)) - hanh tranh cua thong huong dan ((phan cau) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu manh) OR (hieu manh)) - hanh tranh cua thong huong dan ((phan cau) OR (phan lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu manh) OR (hieu manh)) - hanh tranh cua thong huong dan ((phan cau) or (phan lap))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu manh) OR (hieu manh)) - hanh tranh cua thong huong dan ((phan cau) or (phan lap))*.