Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
cham luc » cham soc, nhan luc, cham cuu
thai cua » than cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
lang xa » lang ha, dang xay, lang van
hieu va » hieu qua
va hanh » van hanh, va thanh, va danh
luc va » duc va, tuc va, loc va
sac ky » sai ky

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

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