Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc tao cac snippets" » "thuc tap cac snippets", "thuc tai cac snippets", "thuc cao cac snippets", "thuc tao bac snippets", "thuc tao cao 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: (((("thuc tao cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc tao cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc tao cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc tao cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.