Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
chinh tai » chinh tri
cong luan » tong luan, cong tuan, dong luan
luan phan » luan van, luan hoan
theo chu » theo chieu, cho chu, chao chu
chinh ca » chinh ta, chinh va, chinh cho
phan tap » phan lap, han tap, pha tap

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) or (theo chu)) xanh - hanh ((chinh ca) or (chinh tai)) nhung cong luan phan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chu)) xanh - hanh ((chinh ca) OR (chinh tai)) nhung cong luan phan tap.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chu)) xanh - hanh ((chinh ca) or (chinh tai)) nhung cong luan phan tap*.