Perhaps you should try some spelling variations:
thuyet anh » thuyet kinh, thuyet dan, nguyet anh
hanh trong » hanh trang, anh trong, hinh trong
nhung cong » dung cong, thong cong, nhung don
trong cua » truong cua, thong cua, trong ca
hang cong » dang cong, hang nong, bang cong
thuy anh » thuy linh
tran van » luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thuyet anh) or (thuy anh)) - hanh trong cua ((nhung cong) OR (hang cong)) tran van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thuyet anh) OR (thuy anh)) - hanh trong cua ((nhung cong) OR (hang cong)) tran van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thuyet anh) or (thuy anh)) - hanh trong cua ((nhung cong) OR (hang cong)) tran van ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((thuyet anh) or (thuy anh)) - hanh trong cua ((nhung cong) OR (hang cong)) tran van ban*.