Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bap hang di snippets" » "ban hang di snippets", "bap sang di snippets", "bac thang di snippets", "bap hang doi snippets", "bap hang vi snippets", "bap hang dien 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: (((("bap hang di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bap hang di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bap hang di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bap hang di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.