Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc trieu » hoc thieu, hoc tieu, hoc dieu
hanh tang » hanh trang, hanh mang, hanh tung
cua nhung » va nhung
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
tac phat » tac pham, tam phat, tan phat
phat cau » phan cau, pha cau, phap cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc trieu) or (hoc hien)) minh - ((hanh tang) or (anh tang)) cua nhung cong tac phat cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc trieu) OR (hoc hien)) minh - ((hanh tang) OR (anh tang)) cua nhung cong tac phat cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc trieu) or (hoc hien)) minh - ((hanh tang) or (anh tang)) cua nhung cong tac phat cau*.