Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu xanh di snippets" » "cuu anh di snippets", "cuu danh di snippets", "cuu hanh di snippets", "cuu vanh dai snippets", "cuu xanh tai snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cuu xanh di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu xanh di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu xanh di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu xanh di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.