Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
dinh trung » sinh trung, dinh trong, kinh trung
nhung cong » dung cong, thong cong, hang cong
cong ngang » cong nhan, cong quang, cong lang
ngang tuan » quang tuan, hoang tuan, nganh toan
hoc thieu » toc thieu, hoc hien
manh hung » anh huong
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - ((dinh trung) or (manh hung)) va nhung cong ngang tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((dinh trung) OR (manh hung)) va nhung cong ngang tuan cau*.