Perhaps you should try some spelling variations:
trinh luan » trinh luat, trinh quan, trinh han
chieu tinh » trieu tinh, lieu tinh, chau tinh
chinh cua » chinh ca, chinh sua, hinh cua
ho chieu » theo chieu, hoc thieu, doi chieu
chinh ta » chinh tai, chinh va, chinh tri
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tinh - hanh ((((chinh cua) or (chinh ta))) or (trinh luan)) trong cong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh ((((chinh cua) OR (chinh ta))) OR (trinh luan)) trong cong van toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh ((((chinh cua) or (chinh ta))) or (trinh luan)) trong cong van toan cao*.