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