Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"link vuc cao snippets" » "linh vuc cao snippets", "linh vua cao snippets", "link vu cao snippets", "link luc cao snippets", "link quoc 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: (((("link vuc 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: (((("link vuc cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( link vuc cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("link vuc cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.