Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc than one snippets" » "hoc thanh one snippets", "hoc phan one snippets", "hoc tan one snippets", "hoc than uong snippets", "hoc than o snippets", "hoc when one snippets"
"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 than one snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc than one snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc than one snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc than one snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.