Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh ly toan snippets" » "sinh ly toan snippets", "dinh ly toan snippets", "minh ky toan snippets", "minh le toan snippets", "minh ly hoan snippets", "minh ly tran 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: (((("minh ly 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: (((("minh ly toan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh ly toan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh ly toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.