Perhaps you should try some spelling variations:
hang tai » hang va, dung tai
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
thuc va » thuc vat, thuc dan, thuc day
va hang » van hang, va nang, va lang
cuc tre » duc tre, cua tre, cuu tre
tu sac » tu cac, tu san, tu bac
ve nam » he nam, le nam, te nam
va nam » van nam, ha nam, va nay

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) OR (tu sach)) ky nang xa hoi. hieu ((ve nam) or (va nam)) thuc va hang tai cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu sach)) ky nang xa hoi. hieu ((ve nam) OR (va nam)) thuc va hang tai cuc tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) OR (tu sach)) ky nang xa hoi. hieu ((ve nam) or (va nam)) thuc va hang tai cuc tre*".