Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan hat mon snippets" » "lan nhat mon snippets", "lang hat mon snippets", "lan ha mon snippets", "lan hao mon snippets", "lan hau mon snippets", "lan nhap mon 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: (((("lan hat mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan hat mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan hat mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan hat mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.