Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chun n2 doc snippets" » "chun n1 doc snippets", "chun n3 doc snippets", "chung n2 doc snippets", "chuan n2 doc snippets", "chu n2 doc 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: (((("chun n2 doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chun n2 doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chun n2 doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chun n2 doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.