Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ban tu choi snippets" » "ban tu code snippets", "ban su choi snippets", "ban tu chi snippets", "ban tu chon snippets", "van tu choi 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: (((("ban tu choi snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban tu choi snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( ban tu choi snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban tu choi snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.