Perhaps you should try some spelling variations:
thanh te » thanh ve, thanh de, thanh le
cong hoa » dong hoc, hang hoa
dong hoa » dong hoc, dong co
thu sai » thu hai, thu tai, thu san
luc van » luoc van, luu van, duc van
xuc van » duc van, vuc van, xuc ban
su kham » su pham, vu kham, so kham
hieu su » hieu sau, tieu su, hieu so
cau tre » cau tren, cau treo, cau tra
sai ky » sac ky
te cau » ke cau, le cau, te cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sai ky ((cong hoa) or (dong hoa)) noi. hieu su kham ((xuc van) OR (luc van)) thanh te cau tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sai ky ((cong hoa) OR (dong hoa)) noi. hieu su kham ((xuc van) OR (luc van)) thanh te cau tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sai ky ((cong hoa) or (dong hoa)) noi. hieu su kham ((xuc van) OR (luc van)) thanh te cau tre".
• Adding a wildcard symbol may retrieve word variants: thu sai ky ((cong hoa) or (dong hoa)) noi. hieu su kham ((xuc van) OR (luc van)) thanh te cau tre*.