Perhaps you should try some spelling variations:
thanh di » thanh doi, thanh de, thanh do
va thanh » gia thanh, ban thanh, va tinh
tham loc » tham nuoc, hau loc, tham hoa
cua tre » cua te, cuu tre, cua triet
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
ve cac » va cac, vien cac
di cua » dai cua, doi cua, de cua
te cac » tu cac, te cao, de cac

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

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