Perhaps you should try some spelling variations:
hoc thieu » toc thieu
tranh cua » doanh cua, manh cua
dang nong » dang cong, hang nong, tang nong
cua dang » cua cong, cua ban
nong dan » cong dan, nong san, nguong dan
ba thu » va thu, ma thu, ca thu
ba tu » ban tu, bac tu, bai tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hien) or (hoc thieu)) xanh - canh tranh cua dang nong dan ((ba tu) OR (ba thu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (hoc thieu)) xanh - canh tranh cua dang nong dan ((ba tu) OR (ba thu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hien) or (hoc thieu)) xanh - canh tranh cua dang nong dan ((ba tu) OR (ba thu))".
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (hoc thieu)) xanh - canh tranh cua dang nong dan ((ba tu) OR (ba thu))*.