Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang de chi snippets" » "dang de code snippets", "dang deo chi snippets", "dung de chi snippets", "dang do chi snippets", "dang de che snippets", "dang ke chi snippets", "dang de cai 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: (((("dang de chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang de chi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang de chi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang de chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.