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