Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"mo canh cha snippets" » "mo canh code snippets", "mo canh chau snippets", "mo canh cua snippets", "mo thanh cha snippets", "bo canh cha snippets", "do canh cha snippets", "mo danh cha 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: (((("mo canh cha snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mo canh cha snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( mo canh cha snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mo canh cha snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.