Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chao van den snippets" » "cao van den snippets", "hao van den snippets", "thao van den snippets", "chao van de snippets", "chao van der snippets", "chao ban den 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: (((("chao van den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chao van den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chao van den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chao van den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.