Perhaps you should try some spelling variations:
thuat thanh » thuan thanh, thuat than, thuat toan
khau thong » khau thuong, khap thong, khac thuong
thanh tri » thanh tra, thanh tai, chinh tri
thuc bach » truc bach, thuoc sach, thuc hanh
thuc cach » thuoc sach, truoc cach, thuc hanh
phu thong » pho thong, phap thong, phan thong
khau tong » khau cong, khau thuong, khac 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 thanh tri ((thuc bach) OR (thuc cach)) hai ((phu thong) or (((khau thong) or (khau tong))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat thanh tri ((thuc bach) OR (thuc cach)) hai ((phu thong) OR (((khau thong) OR (khau tong)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat thanh tri ((thuc bach) OR (thuc cach)) hai ((phu thong) or (((khau thong) or (khau tong))))".
• Adding a wildcard symbol may retrieve word variants: thuat thanh tri ((thuc bach) OR (thuc cach)) hai ((phu thong) or (((khau thong) or (khau tong))))*.