Perhaps you should try some spelling variations:
"moi con chat snippets" » "moi con code snippets", "moi cong chat snippets", "moi don chat snippets", "moi cong nhat snippets", "moi co chat snippets", "mot con chat snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"

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 ("moi con 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 ("moi con chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( moi con chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("moi con chat snippets"))) or ("locating bug core snippets"))*.