Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"han ping raw snippets" » "shan ding raw snippets", "han tong raw snippets", "han ung raw snippets", "han using raw snippets", "han ping fan snippets", "han ping raw 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: (((("han ping raw snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("han ping raw snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( han ping raw snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("han ping raw snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.