Perhaps you should try some spelling variations:
dang thai » dang thi, dang khai, lang thai
bac nuoc » cac nuoc, bach tuoc, sach nuoc
hang hai » hoang hai, hang tai, thanh hai
dang hai » dang khai, dung hai, dong hai
thu sach » tu sach, thuat sach, thuoc sach
cua viet » ca viet, hoa viet, cua vat
van bac » van ban, van bao, van hac
thi van » thi lan, thi hanh, thi nang
sach ky » sac ky, sach y, sach ty
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky nang x hoi. thi van bac nuoc va ((dang thai) or (((dang hai) OR (hang hai)))) cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang x hoi. thi van bac nuoc va ((dang thai) OR (((dang hai) OR (hang hai)))) cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky nang x hoi. thi van bac nuoc va ((dang thai) or (((dang hai) OR (hang hai)))) cua viet".
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang x hoi. thi van bac nuoc va ((dang thai) or (((dang hai) OR (hang hai)))) cua viet*.