Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhan cua da snippets" » "nhan cua code snippets", "nhat cua da snippets", "nhan luc da snippets", "nhan su da snippets", "nhan cua dan snippets", "nhan cua dai snippets", "nhan cua dam 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: (((("python using java snippets") or ("nhan cua da snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("nhan cua da snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( nhan cua da snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("nhan cua da snippets"))) or ("locating bug core snippets"))*.