Perhaps you should try some spelling variations:
hien xanh » hien hanh, hien nhanh, chieu xanh
hanh tran » hanh trang, thanh tran, hanh tram
dung cong » dung trong
thuat cam » thuat dam, thuat chan, thuat xay
tran van » luan van
van dung » van dong, xay dung, tin dung
cong anh » cong danh, dong anh, hong anh
tuan cau » toan cau, quan cau, thuan cam
tuan cu » tuan tu, quan cua, tuan thu

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 - hanh tran van dung cong anh ((((tuan cau) or (thuat cam))) or (tuan cu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh tran van dung cong anh ((((tuan cau) OR (thuat cam))) OR (tuan cu)).
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh tran van dung cong anh ((((tuan cau) or (thuat cam))) or (tuan cu))*.