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