Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
hoc thieu » toc thieu, hoc hien
huong cua » dung cua
hang cong » dang cong, hang nong, bang cong
cong tinh » cong trinh, cong vinh, long tinh
nang dua » nang du, nang suat, nang quan
toan ban » van ban

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 sach - anh ((nang dua) or (((hang va) or (huong cua)))) hang cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - anh ((nang dua) OR (((hang va) OR (huong cua)))) hang cong tinh toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - anh ((nang dua) or (((hang va) or (huong cua)))) hang cong tinh toan ban*.