Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat bao cap snippets" » "luat giao cap snippets", "thuat bao cap snippets", "luat dat cap snippets", "luat cao cap snippets", "luat bao cao snippets", "luat nao 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: (((("luat bao 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: (((("luat bao cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat bao cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat bao cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.