Perhaps you should try some spelling variations:
"vu thuong chau snippets" » "vu phuong cham snippets", "vu thuong chi snippets", "vu thuong han snippets", "va thuong chau snippets", "tu thuong chau snippets", "yeu thuong chau snippets"
"using a java snippets" » "using _ java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("vu thuong chau snippets") or ("using a java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vu thuong chau snippets") OR ("using a java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vu thuong chau snippets ) or ( using a java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vu thuong chau snippets") or ("using a java snippets"))) or ("locating bug code snippets"))*.