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