Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toan ve mo snippets" » "toan va mo snippets", "toan ke mo snippets", "toan von mo snippets", "toan ve moi snippets", "toan ve mot snippets", "toan ve mon 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: (((("toan ve mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan ve mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toan ve mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toan ve mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.