Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"phan dau va snippets" » "phan tu va snippets", "hang dau va snippets", "phan dau ve snippets", "phan dai va snippets", "phan dan va snippets", "phan dau va slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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