Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat cua hoc snippets" » "ban cua hoc snippets", "mat cua hoc snippets", "bai cua hoc snippets", "bat cua hoi snippets", "bat cua thuoc snippets", "bat cua nuoc 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: (((("bat cua hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bat cua hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat cua hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat cua hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.