Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhin le cau snippets" » "nghin le cau snippets", "nhien le cau snippets", "nhin ve cau snippets", "nhin ke cau snippets", "nhin le mau snippets", "nhin le 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: (((("nhin le cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhin le cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhin le cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhin le cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.