Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"han ping data snippets" » "han using data snippets", "han big data snippets", "shan ding data snippets", "han tong data snippets", "han ung data snippets", "han ping data 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 data 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 data snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( han ping data snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("han ping data snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.