Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap dan di snippets" » "tap doan di snippets", "tap danh di snippets", "tap van di snippets", "tap dan da snippets", "tap dan 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: (((("tap dan di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tap dan di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap dan di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap dan di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.