Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, mot chieu
hung khan » chung khoan, hung thang, dung khang
phan dat » phan dau, phan dai, phan day
dat dung » dan dung, vat dung, da dung
dung ung » dung cong
ung thpt » ung thu
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (toc thieu)) sach - phan dat dung ung thpt hung khan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (toc thieu)) sach - phan dat dung ung thpt hung khan cap".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (toc thieu)) sach - phan dat dung ung thpt hung khan cap*.