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