Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hon hat cheo snippets" » "hon thuat cheo snippets", "hon nham cheo snippets", "hon nhat nheo snippets", "hoc hat cheo snippets", "ho hat cheo snippets", "hoa hat cheo 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: (((("hon hat cheo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hon hat cheo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hon hat cheo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hon hat cheo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.