Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
nam thuc » nam thuoc, am thuc, nam thu
hanh tai » hang tai, han tai, hinh tai
thuc va » thuc vat, thuc dan, thuc day
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
sac ky » sai ky
va nam » van nam, ha nam, va nay
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((sac ky) OR (cac ky)) lang xa hoi. hieu va nam thuc va ((hanh tai) or (thanh tai)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((sac ky) OR (cac ky)) lang xa hoi. hieu va nam thuc va ((hanh tai) OR (thanh tai)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((sac ky) OR (cac ky)) lang xa hoi. hieu va nam thuc va ((hanh tai) or (thanh tai)) cua te".
• Adding a wildcard symbol may retrieve word variants: toc ((sac ky) OR (cac ky)) lang xa hoi. hieu va nam thuc va ((hanh tai) or (thanh tai)) cua te*.