Perhaps you should try some spelling variations:
thanh van » thanh san, thanh toan, thanh phan
van cua » vang cua, ban cua, dan cua
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc dan, thuc day
tu sac » tu cac, tu san, tu bac
tuc va » truc va, tuc xa, duc va
ve cam » ve cham, ve cac, va cam
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: ((tu sac) or (tu sach)) ky nang xa hoi. hieu ve cam ((tuc va) OR (thuc va)) thanh van cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu sach)) ky nang xa hoi. hieu ve cam ((tuc va) OR (thuc va)) thanh van cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) or (tu sach)) ky nang xa hoi. hieu ve cam ((tuc va) OR (thuc va)) thanh van cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (tu sach)) ky nang xa hoi. hieu ve cam ((tuc va) OR (thuc va)) thanh van cua te*.