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