Perhaps you should try some spelling variations:
khong huong » khong xuong, thong huong, thong thuong
cang than » cang thang, sang than, cung than
cua khong » hua khong, cua phuong, cua thuong
than cua » nhan cua, thai cua, ban cua
toan cao » toan tap
toan ban » van ban
theo bo » thao bo, theo doi, theo don
bo manh » ho manh, bo canh, bui manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo bo manh - cang than cua khong huong dan ((toan cao) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo bo manh - cang than cua khong huong dan ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo bo manh - cang than cua khong huong dan ((toan cao) OR (toan ban))*.