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