Perhaps you should try some spelling variations:
cang thang » cong thanh, dang thanh
lang thang » dang thanh, hung thang, lang trong
cua thong » cua thuong, cua khong, suat thong
cong tinh » cong trinh, cong vinh, long tinh
chi xanh » chi anh, chi danh, chi hanh
cua tong » cua cong, cua dong, cua nong
toan ban » van ban
doi chi » doi khi

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 - ((lang thang) or (cang thang)) ((cua thong) OR (cua tong)) cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((lang thang) OR (cang thang)) ((cua thong) OR (cua tong)) cong tinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - ((lang thang) or (cang thang)) ((cua thong) OR (cua tong)) cong tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ((lang thang) or (cang thang)) ((cua thong) OR (cua tong)) cong tinh toan ban*.