Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tuan nhanh » thuan thanh, tuan anh, quan thanh
hieu lang » chieu sang, hieu quang, nhieu tang
cua khong » hua khong, cua phuong, cua thuong
cong tuan » cong tan, cong luan, cong thanh
nhanh bac » nhanh ha, nhanh va
hoc hieu » hoc thieu, hoc hien, doc hieu
cua tong » cua cong, cua dong, cua nong

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu lang - hanh tranh ((cua tong) or (cua khong)) cong tuan nhanh bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu lang - hanh tranh ((cua tong) OR (cua khong)) cong tuan nhanh bac.
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - hanh tranh ((cua tong) or (cua khong)) cong tuan nhanh bac*.