Perhaps you should try some spelling variations:
thuat lanh » thuat san
nganh cong » nhanh chong, thanh cong
thuat lap » thuat xay, thuat bai, thuat bao
va truyen » hoa truyen, co truyen, di truyen
de nhung » ve nhung, de ngung, me nhung
du nhung » tu nhung, dung nhung, duoc nhung
dieu va » dieu van, lieu va, dien va
thong » trong

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)) nganh cong ((de nhung) OR (du nhung)) dieu va truyen thong~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat lanh) OR (thuat lap)) nganh cong ((de nhung) OR (du nhung)) dieu va truyen thong.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuat lanh) or (thuat lap)) nganh cong ((de nhung) OR (du nhung)) dieu va truyen thong".
• Adding a wildcard symbol may retrieve word variants: ((thuat lanh) or (thuat lap)) nganh cong ((de nhung) OR (du nhung)) dieu va truyen thong*.