Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhanh dong
nhan dang » nhan dan, phan dang, tran dang
dung cong » dung trong
cua tinh » cua sinh, va tinh, ha tinh
cua dung » cua dang, cua dong, qua dung
toan ban » van ban
hoa cua » hoa chat, hoa xuat

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoa cua tinh - ((nhanh lang) or (nhan dang)) cua dung cong trinh ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoa cua tinh - ((nhanh lang) OR (nhan dang)) cua dung cong trinh ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoa cua tinh - ((nhanh lang) or (nhan dang)) cua dung cong trinh ((toan tap) or (toan ban))*.