Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chiec su cua snippets" » "chiec mu cua snippets", "chinh su cua snippets", "chi su cua snippets", "chiec hu cua snippets", "chiec tu cua snippets", "chiec vu 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: (((("chiec su 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: (((("chiec su cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chiec su cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chiec su cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.