Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chat so cuu snippets" » "chat so code snippets", "nhat so cuu snippets", "chat co cuu snippets", "chat bo cuu snippets", "chat so huu snippets", "chat ho cuu snippets", "chat so cau snippets"
"python using java snippets" » "python using 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: (((("chat so cuu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat so cuu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chat so cuu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat so cuu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.