Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh bang co snippets" » "anh hoang co snippets", "anh quang co snippets", "anh dong co snippets", "anh bang cho snippets", "anh bang cot snippets", "anh ban co 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: (((("anh bang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh bang co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh bang co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh bang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.