Perhaps you should try some spelling variations:
chau tinh » cuu tinh, cua tinh, cac tinh
thong tai » truong tai, thong tin, hang tai
tuong tac » cong tac, luong tai, tuong lai
hanh san » thanh san, khach san, thanh son
va thong » va thuong, va phuong, he thong
toan ban » van ban
ha tinh » va tinh, may tinh
san va » san van, ban va, dan va

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

• Performing a fuzzy search may retrieve terms with similar spellings: moc ((chau tinh) OR (ha tinh)) - hanh san va thong ((thong tai) or (tuong tac)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: moc ((chau tinh) OR (ha tinh)) - hanh san va thong ((thong tai) OR (tuong tac)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "moc ((chau tinh) OR (ha tinh)) - hanh san va thong ((thong tai) or (tuong tac)) toan ban".
• Adding a wildcard symbol may retrieve word variants: moc ((chau tinh) OR (ha tinh)) - hanh san va thong ((thong tai) or (tuong tac)) toan ban*.