Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nghin le cho snippets" » "nghi le cho snippets", "nghia la cho snippets", "nghi ve cho snippets", "nghin le co snippets", "nghin de cho snippets", "nghin ke cho 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: (((("nghin le cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nghin le cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nghin le cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nghin le cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.