Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can giau cua snippets" » "can giao cua snippets", "canh giac cua snippets", "dan gian cua snippets", "can gian cua snippets", "can gia cua snippets", "can dieu 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: (((("can giau 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: (((("can giau cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can giau cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can giau cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.