Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gen cua co snippets" » "gian cua co snippets", "menh cua co snippets", "benh cua co snippets", "gen cua bo snippets", "gen cua cong 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: (((("gen cua co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gen cua co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gen cua co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gen cua co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.