Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu thuat da snippets" » "phau thuat da snippets", "thu hut da snippets", "thu thuat dam snippets", "thu thuat dan snippets", "thu thuat dao 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: (((("thu thuat 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: (((("thu thuat da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu thuat da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu thuat da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.