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