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