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