Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"khu nha va snippets" » "khu nhan va snippets", "khu nha van snippets", "khu nha ha snippets", "khu nha 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: (((("khu nha 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: (((("khu nha va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khu nha va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu nha va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.