Perhaps you should try some spelling variations:
trinh quan » tinh quang, trinh luat, trinh han
cong hoang » cong hoan, thong hoang, vuong hoang
hoc thieu » toc thieu, hoc hien
trinh van » trinh han, trinh toan, dinh van
nang cong » nang song, dang cong, bang cong
hoang van » hang va
hoc dieu » hoc hien

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc dieu) or (hoc thieu)) hanh - hanh ((trinh van) or (trinh quan)) nang cong hoang van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc dieu) OR (hoc thieu)) hanh - hanh ((trinh van) OR (trinh quan)) nang cong hoang van ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc dieu) or (hoc thieu)) hanh - hanh ((trinh van) or (trinh quan)) nang cong hoang van ban*.