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