Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trinh » canh tranh, hanh chinh
phan lapi » phan loai, phan tap, phan lan
trinh ca » trinh cau, trinh cua, trinh cac
cong tan » cong tac, cong san, cong thanh
phan lap » phan dau
ca cong » cua cong, cac cong, cao cong
tan van » tran van, tang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu tinh - hanh trinh ca cong tan van ((phan lap) OR (phan lapi))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu tinh - hanh trinh ca cong tan van ((phan lap) OR (phan lapi))".
• Adding a wildcard symbol may retrieve word variants: toc thieu tinh - hanh trinh ca cong tan van ((phan lap) OR (phan lapi))*.