Perhaps you should try some spelling variations:
"noi toi hoat snippets" » "noi toi code snippets", "noi toan hoat snippets", "noi thi hoa snippets", "noi thi hoan snippets", "noi doi hoat snippets", "doi toi hoat snippets", "noi soi hoat 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 ("noi toi hoat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("noi toi hoat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( noi toi hoat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("noi toi hoat snippets"))) or ("locating bug core snippets"))*.