Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
dung cong » dung trong
dien anh » tieng anh, dien dan
anh nang » ganh nang, anh bang, anh dang
nang cua » mang cua, hang cua, nang dua
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
san phan » san pham, van phan, sat phan
phan tap » phan lap, han tap, pha tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((dien anh) or (thien danh)) - anh nang cua dung cong san phan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((dien anh) OR (thien danh)) - anh nang cua dung cong san phan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((dien anh) or (thien danh)) - anh nang cua dung cong san phan tap*.