Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
cua trong » cua truong, cua trung, qua trong
theo thu » theo chu, theo tu, theo tieu
thu sach » tu sach, thuat sach, thuoc sach
cong san » cong tac
cong tan » cong tac, cong thanh, cong ty
phan lap » phan dau
phan cac » nhan cach, phan dau, phan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo thu sach - hanh trinh cua trong ((cong san) or (cong tan)) ((phan lap) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo thu sach - hanh trinh cua trong ((cong san) OR (cong tan)) ((phan lap) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: theo thu sach - hanh trinh cua trong ((cong san) or (cong tan)) ((phan lap) or (phan cac))*.