Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lanh duoi ca snippets" » "lanh dao ca snippets", "gach duoi ca snippets", "hanh duoc ca snippets", "lanh doi ca snippets", "lanh cuoi cua snippets", "lanh nuoi cay 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: (((("lanh duoi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lanh duoi ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lanh duoi ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lanh duoi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.