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