Perhaps you should try some spelling variations:
thuong con » thuong dong, truong cong, thong cong
chi sach » chinh sach, chieu sach, co sach
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau
doi chi » doi khi
manh va » anh va, minh va, lanh va
hanh va » hang va, hanh vi
con dan » cong dan, co dan, con ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - lanh ((manh va) or (hanh va)) thuong con dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - lanh ((manh va) OR (hanh va)) thuong con dan phan dau.
• Adding a wildcard symbol may retrieve word variants: doi chi sach - lanh ((manh va) or (hanh va)) thuong con dan phan dau*.