Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu phuc cua snippets" » "cuu thuc cua snippets", "huu phuc cua snippets", "cau phuc cua snippets", "cuu hoc cua snippets", "cuu phuc vu 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: (((("cuu phuc 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: (((("cuu phuc cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu phuc cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu phuc cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.