Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java java slippers" » "using data java slippers", "using java java slippery", "using java java grippers"
"va dung trong snippets" » "van dung trong snippets", "va duong trong snippets", "vat dung trong snippets"

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