Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cu thi hoa snippets" » "cu thi code snippets", "cu thi hoan snippets", "cu thi ha snippets", "cu thi hong snippets", "cau thi hoa snippets", "chu thi hoa snippets", "su thi hoa snippets"
"python using java snippets" » "python using data 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 thi hoa snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu thi hoa snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cu thi hoa snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu thi hoa snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.