Perhaps you should try some spelling variations:
"cau thu canh snippets" » "cau thu code snippets", "cau thuc hanh snippets", "cau thu cong snippets", "cau thu ban snippets", "cau thi canh snippets", "cau tu canh snippets", "cac thu canh 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 ("cau thu canh snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cau thu canh snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cau thu canh snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cau thu canh snippets"))) or ("locating bug core snippets"))*.