Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khu doi cong snippets" » "khu doi code snippets", "khu doi song snippets", "khu noi cong snippets", "khu moi cong snippets", "khu do cong snippets", "phu doi cong snippets", "khi doi cong 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 ("khu doi cong snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("khu doi cong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( khu doi cong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("khu doi cong snippets"))) or ("locating bug core snippets"))*.