Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"nha hoc code snippets" » "nha hoc co snippets", "nha hoc cong snippets", "nha hoc de snippets", "nha thuoc code snippets", "khoa hoc code snippets", "nha nuoc code snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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 ("nha hoc code snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("nha hoc code snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( python using data snippets ) or ( nha hoc code snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("python using data snippets") or ("nha hoc code snippets"))) or ("locating bug code slippers"))*.