Perhaps you should try some spelling variations:
thong quang » thong quan, thong qua, luong quang
chung thi » phung thi, chung chi, phuong thi
nhung thi » nhung thoi, phung thi, nhung tri
xuan nang » luan nang, xuan hoang, van nang
trong san » trong cac, cong san, dong san
bien tap » bien phap, bien va, vien tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((chung thi) OR (nhung thi)) xuan nang. bien tap ((trong san) or (thong quang)) than~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((chung thi) OR (nhung thi)) xuan nang. bien tap ((trong san) OR (thong quang)) than.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((chung thi) OR (nhung thi)) xuan nang. bien tap ((trong san) or (thong quang)) than".
• Adding a wildcard symbol may retrieve word variants: ((chung thi) OR (nhung thi)) xuan nang. bien tap ((trong san) or (thong quang)) than*.