Perhaps you should try some spelling variations:
"doc lam chat snippets" » "doc lam code snippets", "doc dam chat snippets", "doc luan chat snippets", "doc cao chat snippets", "duoc lam chat snippets", "hoc lam chat snippets", "doc lap chat snippets"
"locating bug core snippets" » "locating bug code 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 ("doc lam chat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doc lam chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( doc lam chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doc lam chat snippets"))) or ("locating bug core snippets"))*.