Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"deu hanh mot snippets" » "dieu hanh mot snippets", "du hanh mot snippets", "den hanh mot snippets", "deu hanh tot snippets", "deu thanh moi snippets", "deu hanh noi 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: (((("deu hanh mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("deu hanh mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( deu hanh mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("deu hanh mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.