Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc tong cuc snippets" » "hoc tong cuc snippets", "duoc trong cuc snippets", "hoc trong cuc snippets", "doc trong cuoc snippets", "doc thong cua snippets", "doc 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: (((("doc 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: (((("doc tong cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doc tong cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc tong cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.