Perhaps you should try some spelling variations:
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets", "python using sat slippers"
"qua ca danh snippets" » "qua cao danh snippets", "qua cau danh snippets", "qua ca dan snippets", "qua cac danh snippets", "qua cua danh snippets", "qua cai danh snippets", "qua ca danh 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 sat snippets") or ("qua ca danh snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using sat snippets") OR ("qua ca danh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using sat snippets ) or ( qua ca danh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using sat snippets") or ("qua ca danh snippets"))) or ("locating bug code snippets"))*.