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