Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tru su cao snippets" » "tru sau cao snippets", "tru so cao snippets", "tu su cao snippets", "tru cu cao snippets", "tru vu cao snippets", "tru su co 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: (((("tru su cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tru su cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tru su cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tru su cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.