Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"soan con cua snippets" » "son con cua snippets", "toan cong cua snippets", "toan co cua snippets", "soan cong cua snippets", "soan co cua snippets", "soan dong 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: (((("soan con 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: (((("soan con cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( soan con cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("soan con cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.