Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tap doan de snippets" » "tap doan code snippets", "tap quan de snippets", "tap dan de snippets", "tap doan do snippets", "tap toan de snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data 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 data snippets") or ("tap doan de snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("tap doan de snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using data snippets ) or ( tap doan de snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using data snippets") or ("tap doan de snippets"))) or ("locating bug core snippets"))*.