Perhaps you should try some spelling variations:
sach ty » sach y, sach tu, sach thu
lang xa » lang ha, dang xay, lang van
qua hai » qua hoat
hai xuc » hai cuc, hai xu, chat xuc
va hanh » van hanh, va thanh, va danh
sac ky » cac ky, sai ky
xuc va » duc va, tuc va, luc va
vi cua » vai cua
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sac ky) or (sach ty)) lang xa hoi. hieu qua hai xuc va hanh ((vi cua) or (di cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sac ky) OR (sach ty)) lang xa hoi. hieu qua hai xuc va hanh ((vi cua) OR (di cua)) triet.
• Adding a wildcard symbol may retrieve word variants: su ((sac ky) or (sach ty)) lang xa hoi. hieu qua hai xuc va hanh ((vi cua) or (di cua)) triet*.