Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim bai he snippets" » "kim boi he snippets", "kim loai he snippets", "kim tai he snippets", "kim kai he snippets", "kim bai nghe 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 bai he 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 bai he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim bai he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim bai he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.