Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets", "using raw java slippers"
"van phan van snippets" » "van phong van snippets", "van thanh van snippets", "luan phan van snippets", "van pham van snippets", "van luan van snippets", "van phan van slippers"

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

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