Perhaps you should try some spelling variations:
thong hai » thong thai, thong ha, thong tai
va thong » va thuong, va phuong, he thong
hai van » thai van, ha van, hai tan
dich tu » dich vu, dich te, dich ton
dinh tu » danh tu, dinh cu, tinh tu
thu toc » thu tuc, thu hoc, thu thuoc
thi toc » thi tac, thi goc, thi loc
thai » tai, than, thoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: cong ty tnhh đau va thong hai van ((dich tu) OR (dinh tu)) van ((thu toc) or (thi toc)) thai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cong ty tnhh đau va thong hai van ((dich tu) OR (dinh tu)) van ((thu toc) OR (thi toc)) thai.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cong ty tnhh đau va thong hai van ((dich tu) OR (dinh tu)) van ((thu toc) or (thi toc)) thai".
• Adding a wildcard symbol may retrieve word variants: cong ty tnhh đau va thong hai van ((dich tu) OR (dinh tu)) van ((thu toc) or (thi toc)) thai*.