Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc tao can snippets" » "hoc cao can snippets", "hoc tap can snippets", "hoc tai can snippets", "hoc tao canh snippets", "hoc tao cao snippets", "hoc tao ban 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 tao can 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 tao can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc tao can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc tao can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.