Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap dong o snippets" » "phap dong code snippets", "phan dong o snippets", "phap cong o snippets", "pham dong o snippets", "phap dong co snippets", "phap duong o snippets", "phap dong ho 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: (((("phap dong o snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap dong o snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phap dong o snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap dong o snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.