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