Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap phan cu snippets" » "cac phan cu snippets", "cao phan cu snippets", "cap han cu snippets", "cap phan cau snippets", "cap phan tu snippets", "cap phan co 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 phan cu 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 phan cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap phan cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap phan cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.