Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach nao cap snippets" » "cach bao cap snippets", "cach giao cap snippets", "cach noi cap snippets", "cach cao cap snippets", "cach nang cap snippets", "cach nuoc cap 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: (((("cach nao cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach nao cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach nao cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach nao cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.