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