Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
su sach » so sach, vu sach
vu cham » va cham, vu kham, tu cham
cu tren » tu tren, dua tren
nang xa » nang x, lang xa, nang ma
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau
dan da » dan dat, dan ca, dan va
da cu » da cau, dan cu, da 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 sach) or (thu sach)) ky nang xa hoi. hieu ((ve cam) or (vu cham)) xuc va dan da cu tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (thu sach)) ky nang xa hoi. hieu ((ve cam) OR (vu cham)) xuc va dan da cu tren.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (thu sach)) ky nang xa hoi. hieu ((ve cam) or (vu cham)) xuc va dan da cu tren*.