Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sinh va toan snippets" » "sinh vat toan snippets", "tinh va toan snippets", "dinh van toan snippets", "sinh van toan snippets", "sinh bai toan snippets", "sinh tap toan 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: (((("sinh va toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sinh va toan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sinh va toan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sinh va toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.