Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
kham vuc » kham cuoc, khu vuc, pham vu
san kho » san khoa, lan kho, san ho
vuc van » duc van, luc van, thuc van
va kham » va cham, va khao, va tham
hieu va » lieu va, hieu qua
may noi » hay noi, may nong, mang noi
san cho » sang cho, san chi, san co
va cua » va chua, via cua, ma cua
ca cua » co cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((san kho) or (san cho)) mang may noi. hieu va kham vuc van thanh ((va cua) OR (ca cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((san kho) OR (san cho)) mang may noi. hieu va kham vuc van thanh ((va cua) OR (ca cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((san kho) or (san cho)) mang may noi. hieu va kham vuc van thanh ((va cua) OR (ca cua)) tre".
• Adding a wildcard symbol may retrieve word variants: thu ((san kho) or (san cho)) mang may noi. hieu va kham vuc van thanh ((va cua) OR (ca cua)) tre*.