Perhaps you should try some spelling variations:
"pho tap toan snippets" » "pho tap code snippets", "pho tap doan snippets", "pho tap quan snippets", "pho bai toan snippets", "pho tam toan snippets", "pha tap toan snippets", "pho cap toan 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 ("pho tap toan snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("pho tap toan snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( pho tap toan snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("pho tap toan snippets"))) or ("locating bug core snippets"))*.