Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tranh tai du snippets" » "tranh thai du snippets", "trinh tai du snippets", "thanh tai du snippets", "tranh tai tu snippets", "tranh tri du snippets", "tranh tai su 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: (((("tranh tai du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tranh tai du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tranh tai du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tranh tai du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.