Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nghin ly ve snippets" » "nghin le ve snippets", "nghiep ly ve snippets", "nghi le ve snippets", "nghin ly va snippets", "nghin ly ke 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 ly ve 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 ly ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nghin ly ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nghin ly ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.