Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang xu doi snippets" » "lang xa doi snippets", "lang du doi snippets", "yang xu doi snippets", "lang tu doi snippets", "lang nu doi snippets", "lang su doi 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: (((("lang xu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lang xu doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang xu doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang xu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.