Perhaps you should try some spelling variations:
manh hanh » xanh hanh, danh thanh, minh thanh
thu cach » thuc cach, thu canh, tu cach
cau tren » cu tren, dau tren, cau treo
cac suc » cao suc, cac nuoc, cac cuoc
cach tu » cach thuc
hieu ve » hieu va, hieu van
nong va » nong van, dong va, cong va
nong xa » song xa, dong xa, cong xay
ca tren » cu tren, la tren, co tren
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu cach tu ((nong xa) or (nong va)) hoi. hieu ve cac suc manh hanh vi ((cau tren) OR (ca tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu cach tu ((nong xa) OR (nong va)) hoi. hieu ve cac suc manh hanh vi ((cau tren) OR (ca tren)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu cach tu ((nong xa) or (nong va)) hoi. hieu ve cac suc manh hanh vi ((cau tren) OR (ca tren))".
• Adding a wildcard symbol may retrieve word variants: thu cach tu ((nong xa) or (nong va)) hoi. hieu ve cac suc manh hanh vi ((cau tren) OR (ca tren))*.