Perhaps you should try some spelling variations:
chao truong » cho truong, cao truong, nha truong
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trinh » canh tranh, hanh chinh
doc chieu » doc hieu, doi chieu, toc thieu
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu tinh - hanh trinh ((chao truong) OR (cac truong)) cong dan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc chieu tinh - hanh trinh ((chao truong) OR (cac truong)) cong dan phan cau".
• Adding a wildcard symbol may retrieve word variants: doc chieu tinh - hanh trinh ((chao truong) OR (cac truong)) cong dan phan cau*.