Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets", "python using data slippers"
"hoc dat tieu snippets" » "hoc day tieu snippets", "hoc dat hieu snippets", "hoc dat yeu snippets", "hoc dan tieu snippets", "hoc dai tieu snippets", "hoc phat tieu snippets", "hoc dat tieu slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("python using data snippets") or ("hoc dat tieu snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("hoc dat tieu snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using data snippets ) or ( hoc dat tieu snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using data snippets") or ("hoc dat tieu snippets"))) or ("locating bug code snippets"))*.