Perhaps you should try some spelling variations:
khang thuoc » khong thuoc, dang thuoc, hanh thuoc
van khang » van khanh, van thanh, van quang
va huong » va thuong, va phuong, va tuong
doan van » hoang van, luan van, tran van
thuoc tu » thuoc tru, thuoc tai, thuoc cuc
dinh tu » danh tu, dinh cu, tinh tu
tu van » tu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: cong ty tnhh đau va huong ((doan van) OR (doan va)) dinh tu van khang thuoc tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cong ty tnhh đau va huong ((doan van) OR (doan va)) dinh tu van khang thuoc tu".
• Adding a wildcard symbol may retrieve word variants: cong ty tnhh đau va huong ((doan van) OR (doan va)) dinh tu van khang thuoc tu*.