Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tung dan soc snippets" » "tung dan code snippets", "dung dan soc snippets", "huong dan soc snippets", "trung dai soc snippets", "tung dan toc snippets", "tung dan hoc snippets", "tung dan so 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: (((("tung dan soc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tung dan soc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tung dan soc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tung dan soc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.