Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc linh o2 snippets" » "thuy linh o2 snippets", "thuc kinh o2 snippets", "thuc tinh o2 snippets", "thuc linh hon 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 linh o2 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 linh o2 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc linh o2 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc linh o2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.