Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua chu chi snippets" » "quan chu chi snippets", "cua chu chi snippets", "qua cu chi snippets", "qua chu thi snippets", "qua thu chi snippets", "qua chu cai 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: (((("qua chu chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua chu chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua chu chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua chu chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.