Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java java snippets" » "using data java snippets", "using java java slippers"
"van phong thu snippets" » "van dong thu snippets", "hai phong thu snippets", "van phong thuy snippets", "van phong tu snippets", "van hong thu snippets", "van phong thu slippers"

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

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