Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hen tong cuc snippets" » "han tong cuc snippets", "men tong cuc snippets", "xen tong cuc snippets", "hen trong cuoc snippets", "hen thong cua snippets", "hen cong chuc 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: (((("hen tong cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hen tong cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hen tong cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hen tong cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.