Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua nhung » va nhung
tuong dan » huong dan, tung dan, xuong dan
toan cao » toan ban, toan tap
ha pha » kham pha, hoa phan, khai pha
ha ha » nha ha, ha hoa, hoa ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ha ha) OR (ha pha)) tinh - hanh tranh cua nhung tuong dan ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ha ha) OR (ha pha)) tinh - hanh tranh cua nhung tuong dan ((toan cao) OR (van ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ha ha) OR (ha pha)) tinh - hanh tranh cua nhung tuong dan ((toan cao) or (van ban))*".