Perhaps you should try some spelling variations:
thanh tung » thanh cong
hien xanh » hien hanh, hien nhanh, chieu xanh
nhat hanh » nhat ban, nhat minh
pha hang » pham hang, nha hang, pham thang
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cap » khan cap, thanh lap, thanh cac

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 - thanh tung ((pha hang) or (nhat hanh)) cong tac than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - thanh tung ((pha hang) OR (nhat hanh)) cong tac than cap.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - thanh tung ((pha hang) or (nhat hanh)) cong tac than cap*.