Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"trong he dan snippets" » "trong che dan snippets", "trong hue dan snippets", "trong le dan snippets", "trong ke dan snippets", "trong he dai snippets", "trong he dan slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("trong he dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong he dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong he dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong he dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.