Perhaps you should try some spelling variations:
thien van » thi van
hanh tai » thanh tai, hang tai, han tai
hanh lai » hanh lam, thanh lap, thanh loi
vu sach » vu bach, su sach, vu khach
van bac » van ban, van bao, van hac
hoi dan » hoc dan, hoi dap, thoi dai
ha hoi » hoa hoi, ha noi, xa hoi
xuc va » duc va, tuc va, luc va
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: vu sach ((hoi dan) OR (hoa dan)) ha hoi. thien van bac xuc va ((hanh lai) or (hanh tai)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ((hoi dan) OR (hoa dan)) ha hoi. thien van bac xuc va ((hanh lai) OR (hanh tai)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ((hoi dan) OR (hoa dan)) ha hoi. thien van bac xuc va ((hanh lai) or (hanh tai)) cua te".
• Adding a wildcard symbol may retrieve word variants: vu sach ((hoi dan) OR (hoa dan)) ha hoi. thien van bac xuc va ((hanh lai) or (hanh tai)) cua te*.