Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hang cong » dang cong, hang nong, bang cong
trang cho » trong cho, trang o, sang cho
theo rau » theo dau, theo mau, theo chu
rau sach » cau sach, hau sach, khau sach
trinh va » trinh van, trinh vat, trinh ve
cong dan » cong san, cong tan, huong dan
tran cao » toan cao, tran chau, tranh cac
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo rau sach - hanh trinh va hang cong dan ((tran cao) OR (trang cho))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo rau sach - hanh trinh va hang cong dan ((tran cao) OR (trang cho))".
• Adding a wildcard symbol may retrieve word variants: theo rau sach - hanh trinh va hang cong dan ((tran cao) OR (trang cho))*.