Perhaps you should try some spelling variations:
thieu khi » thieu nhi, hieu chi, khien khi
chung co » chung cho, chung cu, chong co
tien khi » trien khai
tu cach » tu cac
hoa toc » hoa hoc, ho toc, hoa duoc
hoa doc » hoa duoc, hoa hoc, hoa doi
doi vi » doi voi, doi vai, doi va
co doi » cho doi, co dot, co dai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach ((hoa toc) OR (hoa doc)) ((thieu khi) or (tien khi)) cua ets : chung co doi vi đai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach ((hoa toc) OR (hoa doc)) ((thieu khi) OR (tien khi)) cua ets : chung co doi vi đai.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach ((hoa toc) OR (hoa doc)) ((thieu khi) or (tien khi)) cua ets : chung co doi vi đai".
• Adding a wildcard symbol may retrieve word variants: tu cach ((hoa toc) OR (hoa doc)) ((thieu khi) or (tien khi)) cua ets : chung co doi vi đai*.