Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
tu sach » thu sach, su sach, te sach
va danh » va dinh, va dan, va hanh
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
vi cua » vai cua, di cua
ve cam » ve cham, ve cac, va cam
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (thu hoach)) ky lang xa hoi. hieu ve cam xuc ((van hanh) or (va danh)) vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu hoach)) ky lang xa hoi. hieu ve cam xuc ((van hanh) OR (va danh)) vi cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thu hoach)) ky lang xa hoi. hieu ve cam xuc ((van hanh) or (va danh)) vi cua te*.