Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc chi le snippets" » "hoc chia le snippets", "hoc cho le snippets", "hoc chu le snippets", "hoc thi le snippets", "hoc phi le 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 chi le 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 chi le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc chi le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc chi le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.