Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cach hoc do snippets" » "cach hoc code snippets", "cach thuc do snippets", "cach thoi do snippets", "dich hoc do snippets", "cach hoc doi snippets", "cach hoc co snippets", "cach hoc bo 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 ("cach hoc do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cach hoc do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cach hoc do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cach hoc do snippets"))) or ("locating bug core snippets"))*.