Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
dinh trong » sinh trong, chinh trong, dinh thuong
cong quang » luong quang, thong quang, duong quang
chau tinh » cuu tinh, ha tinh, cua tinh
trong cap » trung cap, trong cac, trong ca
dung cong » dung trong
thang tap » hang tap, hang tai, han tap
thang tam » thanh tam, trung tam, hang tai
cap dung » ap dung, cao dung, chan dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu tinh) or (chau tinh)) - dinh trong cap dung cong quang ((thang tap) or (thang tam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (chau tinh)) - dinh trong cap dung cong quang ((thang tap) OR (thang tam)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) or (chau tinh)) - dinh trong cap dung cong quang ((thang tap) or (thang tam))*.