Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh hoc te snippets" » "sinh hoc te snippets", "hinh hoc te snippets", "tinh hoc te snippets", "minh hoc tu snippets", "minh hoc he 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: (((("minh hoc te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh hoc te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh hoc te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh hoc te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.