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