Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi tao song snippets" » "doi tao dong snippets", "doi ta song snippets", "doi tam song snippets", "doi tac song snippets", "doi tai song snippets", "doi tan song 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: (((("doi tao song snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi tao song snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi tao song snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi tao song snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.