Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung cua tmt slippers" » "dung luan tmt slippers", "dung cho tmt slippers", "dung cua tmt slippery", "dung cua tmt grippers"
"locating bug code snippets" » "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: (((("dung cua tmt slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cua tmt slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cua tmt slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cua tmt slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.