Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
tranh van » tran van, trinh van, thanh van
tranh va » trang va, trinh va, thanh va
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - canh ((((tranh va) OR (tranh van))) or (hang va)) nhung cong tan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh ((((tranh va) OR (tranh van))) OR (hang va)) nhung cong tan phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - canh ((((tranh va) OR (tranh van))) or (hang va)) nhung cong tan phan tu".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh ((((tranh va) OR (tranh van))) or (hang va)) nhung cong tan phan tu*.