Perhaps you should try some spelling variations:
trong phan » truong phan, trong phat, thong phan
canh trong » anh trong, hanh trong, lanh trong
thon quang » thong quang, than quang, thuong quang
quang than » quang thanh, quang thang, quang tuan
hieu binh » hieu kinh, tieu binh, chieu tinh
kieu tinh » lieu tinh, trieu tinh, diep tinh
phan ung » phan xuong, phan cong
ung thon » vung thon, dung thong, nong thon
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu binh) or (kieu tinh)) - canh trong phan ung thon quang than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu binh) OR (kieu tinh)) - canh trong phan ung thon quang than cap*.