Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phuc cho cao snippets" » "phuc co cao snippets", "phuc tho cao snippets", "phuc cham cao snippets", "phuc cho cac snippets", "phuc cho dao snippets", "phuc cho can 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: (((("phuc cho cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phuc cho cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phuc cho cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phuc cho cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.