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