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