Perhaps you should try some spelling variations:
"thi kai chen snippets" » "thi kai code snippets", "thi xay chen snippets", "thi yan chen snippets", "thi cai chet snippets", "thi mai chen snippets", "thi hai chen snippets", "thi dai chen 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 ("thi kai chen snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("thi kai chen snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( thi kai chen snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("thi kai chen snippets"))) or ("locating bug core snippets"))*.