Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tre lang cau snippets" » "tre dang cau snippets", "tren mang cau snippets", "tien lang cau snippets", "tre hang cau snippets", "tre bang cau snippets", "tre lang cao 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: (((("tre lang 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: (((("tre lang cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tre lang cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tre lang cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.