Perhaps you should try some spelling variations:
"cuu hoc cach snippets" » "cuu hoc code snippets", "cuu hoc cac snippets", "cuu hoc sach snippets", "cuu cuoc cach snippets", "cua hoc cach snippets", "cuu thuoc cach snippets", "cuu khoa cach 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 ("cuu hoc cach snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cuu hoc cach snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cuu hoc cach snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cuu hoc cach snippets"))) or ("locating bug core snippets"))*.