Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai cua canh snippets" » "hai cua can snippets", "hai cua manh snippets", "hai cua banh snippets", "thai cua canh snippets", "hoi cua canh snippets", "dai cua canh 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: (((("hai cua canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai cua canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai cua canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai cua canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.