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"
"van thanh hai snippets" » "ban thanh hai snippets", "van tuan hai snippets", "van thanh phan snippets", "van thanh hoa snippets", "van thanh san snippets", "van thanh hai 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 ("van thanh hai snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using sat snippets") OR ("van thanh hai snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using sat snippets ) or ( van thanh hai snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using sat snippets") or ("van thanh hai snippets"))) or ("locating bug code snippets"))*.