Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang tinh co snippets" » "dang tinh co snippets", "bang tinh co snippets", "hanh tinh co snippets", "hang trinh co snippets", "hang tinh cao snippets", "hang tinh cho 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: (((("hang tinh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang tinh co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang tinh co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang tinh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.