Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh ve khe snippets" » "hanh vi khe snippets", "hanh va khe snippets", "hanh kem khe snippets", "hanh ve che snippets", "hanh ve ke snippets", "hanh ve khieu 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: (((("hanh ve khe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh ve khe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh ve khe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh ve khe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.