Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap bai cua snippets" » "cac bai cua snippets", "tap bai cua snippets", "cap tai cua snippets", "cap ban cua snippets", "cap dai cua snippets", "cap bai ca 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: (((("cap bai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap bai cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap bai cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap bai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.