Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chu dinh cac snippets" » "chu dinh code snippets", "vu dinh cac snippets", "chu manh cac snippets", "co dinh cac snippets", "chu tinh cach snippets", "chu dinh chuc snippets", "chu dinh chau 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: (((("chu dinh cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu dinh cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chu dinh cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu dinh cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.