Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cach con cua snippets" » "cach con code snippets", "cach hoan cua snippets", "cac cong cua snippets", "cac co cua snippets", "cach cong cua snippets", "cach co cua snippets", "cach dong 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: (((("cach con 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: (((("cach con cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cach con cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach con cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.