Perhaps you should try some spelling variations:
dien cua » dieu cua, dien cuc, dien cu
vien cua » viec cua, tien cua, bien cua
thu sac » thu sach, thu xac, thu dac
va nhan » van nhan, ca nhan, va phan
cao suc » cao su, cao duc
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
thu san » thuy san, thu ban, phu san
ve cao » va cao, ve bao, ve cac
suc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sac) or (thu san)) ky lang xa hoi. hieu ve cao suc va nhan ((vien cua) OR (dien cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sac) OR (thu san)) ky lang xa hoi. hieu ve cao suc va nhan ((vien cua) OR (dien cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu sac) or (thu san)) ky lang xa hoi. hieu ve cao suc va nhan ((vien cua) OR (dien cua)) te".
• Adding a wildcard symbol may retrieve word variants: ((thu sac) or (thu san)) ky lang xa hoi. hieu ve cao suc va nhan ((vien cua) OR (dien cua)) te*.