Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong tap cho snippets" » "cong tap code snippets", "cuong tap cho snippets", "cong tac cho snippets", "cong tan cho snippets", "cong tap co snippets", "cong cap cho snippets", "cong tap chi 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 ("cong tap cho snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cong tap cho snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cong tap cho snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cong tap cho snippets"))) or ("locating bug core snippets"))*.