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