Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach ben hoi snippets" » "cach bien hoi snippets", "bach benh hoi snippets", "mach benh hoi snippets", "cach ben moi snippets", "cach benh phoi snippets", "cach benh nhoi 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: (((("python using java snippets") or ("cach ben hoi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cach ben hoi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cach ben hoi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cach ben hoi snippets"))) or ("locating bug code snippets"))*.