Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chat co cuu snippets" » "chat co code snippets", "thuat co cuu snippets", "chat cua cuu snippets", "chat deo cuu snippets", "chat co cau snippets", "chat co cua snippets", "chat co chu 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 co 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 co cuu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chat co cuu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat co cuu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.