Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using 3d snippets" » "python using 3 snippets", "python using a snippets", "python using _ snippets"
"tran anh java snippets" » "tran manh java snippets", "tuan anh java snippets", "tran thanh java snippets", "tran anh va 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: (((("python using 3d snippets") or ("tran anh java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using 3d snippets") OR ("tran anh java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( python using 3d snippets ) or ( tran anh java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using 3d snippets") or ("tran anh java snippets"))) or ("locating bugs code snippets"))*.