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"
"_ ngu va snippets" » "_ ngu van snippets", "_ ngu ca snippets", "_ nguoi va snippets", "_ nguc va snippets", "_ nga va snippets", "_ nuu va snippets", "_ ngu va slippers"

Try widening your search to All Fields.

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