Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kip tiep cua snippets" » "kip giup cua snippets", "kim tien cua snippets", "kip tiep can snippets", "kip dieu cua snippets", "kip tap cua 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: (((("kip tiep cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kip tiep cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kip tiep cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kip tiep cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.