Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cad cach noi snippets" » "cai cach noi snippets", "cac cach noi snippets", "ca cach noi snippets", "cad cach thoi snippets", "cad hanh noi snippets", "cad anh noi 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: (((("cad cach noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cad cach noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cad cach noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cad cach noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.