Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tu truc da snippets" » "tu thuc da snippets", "tu trac da snippets", "cau truc da snippets", "tu truc dai snippets", "tu truc dan snippets", "tu truc du 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: (((("tu truc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu truc da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tu truc da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tu truc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.