Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
trong nang » trong ngang, trong nong, thong nang
doi chieu » doc hieu, doi chi, mot chieu
nang dang » nang sang, nang dong, nang hang
nang phat » nang suat, van phat
ho chieu » hoc thieu, mot chieu, thi chieu
dang vat » dang van, dong vat, dang nhat
vat dung » van dung, va dung, viet dung
phat cau » phan cau, pha cau, phap cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((ho chieu) OR (theo chieu))) or (doi chieu)) sach - nang dang vat dung trong nang phat cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (theo chieu))) OR (doi chieu)) sach - nang dang vat dung trong nang phat cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((ho chieu) OR (theo chieu))) or (doi chieu)) sach - nang dang vat dung trong nang phat cau".
• Adding a wildcard symbol may retrieve word variants: ((((ho chieu) OR (theo chieu))) or (doi chieu)) sach - nang dang vat dung trong nang phat cau*.