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"
"son tinh code snippets" » "son tinh co snippets", "so tinh code snippets", "don tinh code snippets", "son binh code snippets", "son tinh code 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: (((("son tinh code snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son tinh code snippets") OR ("python using sat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son tinh code snippets ) or ( python using sat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son tinh code snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))*.