Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, phong chong
hanh hang » thanh hang, hang hang, hanh han
chi xanh » chi anh, chi danh, chi hanh
choi dan » hoi dan, hoa dan, hoc dan
tan chan » dan chan, ban chan, can chan
chan cau » phan cau, can cau, chinh cau
hang he » hang ha, bang he, hang ke

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi xanh) or (choi dan)) - hanh hang he ((thong cong) OR (thong thong)) tan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi xanh) OR (choi dan)) - hanh hang he ((thong cong) OR (thong thong)) tan chan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi xanh) or (choi dan)) - hanh hang he ((thong cong) OR (thong thong)) tan chan cau".
• Adding a wildcard symbol may retrieve word variants: doi ((chi xanh) or (choi dan)) - hanh hang he ((thong cong) OR (thong thong)) tan chan cau*.