Perhaps you should try some spelling variations:
thanh duoi » thanh doi, thanh nguoi, thanh duong
canh tay » canh tac, thanh tay, anh ta
va thanh » gia thanh, ban thanh, va tinh
duoi ca » doi ca, cuoi cua, nuoi cay
ca tren » cau tren, cu tren, la tren
lang xa » lang ha, dang xay, lang van
va dau » va dao
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((xach tay) OR (canh tay)) lang xa hoi. hieu ((va cac) or (va dau)) luc va thanh duoi ca tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((xach tay) OR (canh tay)) lang xa hoi. hieu ((va cac) OR (va dau)) luc va thanh duoi ca tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((xach tay) OR (canh tay)) lang xa hoi. hieu ((va cac) or (va dau)) luc va thanh duoi ca tren".
• Adding a wildcard symbol may retrieve word variants: tu ((xach tay) OR (canh tay)) lang xa hoi. hieu ((va cac) or (va dau)) luc va thanh duoi ca tren*.