Perhaps you should try some spelling variations:
thuat lanh » thuat san
thuat lap » thuat xay, thuat bai, thuat bao
van thanh » ban thanh, van tuan
thanh vi » hanh vi, thanh va, thanh ve
nang xa » lang xa, nang ma, mang xa
duc van » duc va, duc tan, duc manh
cac duc » cac du, cao duc, cac dac
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuat lanh) OR (thuat lap)) y ((nang xa) or (nang x)) hoi. lieu va cac duc van thanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat lanh) OR (thuat lap)) y ((nang xa) OR (nang x)) hoi. lieu va cac duc van thanh vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuat lanh) OR (thuat lap)) y ((nang xa) or (nang x)) hoi. lieu va cac duc van thanh vi cua te".
• Adding a wildcard symbol may retrieve word variants: ((thuat lanh) OR (thuat lap)) y ((nang xa) or (nang x)) hoi. lieu va cac duc van thanh vi cua te*.