Perhaps you should try some spelling variations:
thuat trong » thuat song
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
tam thuat » tam than, thu thuat, va thuat
cong quan » cuong quan, cong quang, tong quan
hanh tam » thanh tam, nhanh tam, hanh tram
quan van » luan van, quan va, quan luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - hanh tam thuat trong cong quan van ban~.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh tam thuat trong cong quan van ban*.