Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim bach son snippets" » "kim bai son snippets", "kim anh son snippets", "kim bang son snippets", "kim bac son snippets", "kim sach song snippets", "kim mach song 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: (((("kim bach son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim bach son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim bach son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim bach son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.