Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"van than java snippets" » "van think java snippets", "van than va snippets", "van thanh java snippets", "van thang java snippets", "van tuan java snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"

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

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