Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh trang » thanh trung, canh tranh, hanh trinh
hien xanh » hien hanh, chieu xanh, hien khanh
hang cong » dang cong, hang nong, bang cong
cong tinh » cong trinh, cong vinh, long tinh
trang ha » trang va, trung ha, tang ha
toan cau » toan cao, toan ban, toan tap
ha hang » nha hang, ha tang, va hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien xanh) or (hien nhanh)) - hanh trang ha hang cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien nhanh)) - hanh trang ha hang cong tinh toan cau*.