Perhaps you should try some spelling variations:
"tac phi hoat snippets" » "tac phi code snippets", "tac chi hoat snippets", "tac thi hoa snippets", "tac thi hoan snippets", "tac thi hoat snippets", "tac phu hoat snippets", "tac pham 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 ("tac phi 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 ("tac phi hoat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tac phi hoat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tac phi hoat snippets"))) or ("locating bug core snippets"))*.