Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
truong ca » truong cao, truong va, truong dai
khi xanh » khia canh, thi hanh, thi anh
trong ca » trong cac, trong nha
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

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