Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tai cao cong snippets" » "tai cao code snippets", "tai cac cong snippets", "tai cao dang snippets", "tai cua cong snippets", "thai cao cong snippets", "tao cao cong snippets", "tai sao 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: (((("tai cao cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tai cao cong snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tai cao cong snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tai cao cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.