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