Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chat cao cu snippets" » "chat cao code snippets", "chat co cu snippets", "chat cho cu snippets", "chat bao cu snippets", "chat cao chu snippets", "chat tao cu snippets", "chat cao su 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 cao cu 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 cao cu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chat cao cu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat cao cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.