Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ket thuc co snippets" » "kien thuc co snippets", "viet thuc co snippets", "ve thuc co snippets", "ket tuc co snippets", "ket thuat co snippets", "ket thuc cua 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: (((("ket thuc co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ket thuc co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ket thuc co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ket thuc co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.