Perhaps you should try some spelling variations:
"nhanh thuc code snippets" » "nhan thuc code snippets", "thanh thuy code snippets", "anh thuc code snippets", "nhanh thuc co snippets", "nhanh thuc con snippets", "nhanh thuc code slippers"
"python using a snippets" » "python using a slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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: (((("python using a snippets") or ("nhanh thuc code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using a snippets") OR ("nhanh thuc code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using a snippets ) or ( nhanh thuc code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using a snippets") or ("nhanh thuc code snippets"))) or ("locating bug code snippets"))*.