Perhaps you should try some spelling variations:
thieu quang » hieu quang, thien quan, trien quang
trong chan » trong chuan, trong cham, trong nhan
hoc thieu » toc thieu, hoc hien
trong can » trong canh, trong cac, trong ca
cong anh » cong danh, dong anh, hong anh
anh luan » anh tuan, anh quan, anh xuan
luan ban » luan van, luan san, luan han

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 quang - thanh ((trong chan) or (trong can)) trong cong anh luan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu quang - thanh ((trong chan) OR (trong can)) trong cong anh luan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu quang - thanh ((trong chan) or (trong can)) trong cong anh luan ban*.