Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai tim cach snippets" » "hai tim mach snippets", "hai tinh cach snippets", "hai tu cach snippets", "thai tim cach snippets", "tai tim cach snippets", "dai tim cach 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: (((("hai tim cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai tim cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai tim cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai tim cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.