Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cu chuoi cua snippets" » "cu cuoi cua snippets", "cu chuoi cung snippets", "cu hoi cua snippets", "cua chuoi cua snippets", "cu cho cua snippets", "cu chi cua 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: (((("cu chuoi 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: (((("cu chuoi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cu chuoi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu chuoi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.