Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chuc tan cua snippets" » "chuc tan code snippets", "chuc tin cua snippets", "chua tan cua snippets", "chuc can cua snippets", "chuc than cua snippets", "chuc tang cua snippets", "chuc toan cua 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: (((("chuc tan cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc tan cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chuc tan cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc tan cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.