Perhaps you should try some spelling variations:
thong dan » thong van, tuong dan, thong den
cua thong » cua thuong, cua khong, cua tong
anh nang » ganh nang, anh bang, anh dang
nang cua » mang cua, hang cua, nang dua
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
ha dong » hoat dong, van dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((ha dong) or ((chuc or chu) nang)) - anh nang cua thong thong dan ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((ha dong) OR ((chuc OR chu) nang)) - anh nang cua thong thong dan ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((ha dong) or ((chuc or chu) nang)) - anh nang cua thong thong dan ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo ((ha dong) or ((chuc or chu) nang)) - anh nang cua thong thong dan ((toan cau) OR (toan ban))*.