Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bua sang doc snippets" » "cua sang doc snippets", "lua sang doc snippets", "qua sang doc snippets", "bua nang doc snippets", "bua dang do snippets", "bua dang duc 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: (((("bua sang doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bua sang doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bua sang doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bua sang doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.