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