Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong cac cam snippets" » "dong cac code snippets", "duong cac cam snippets", "dong bac cam snippets", "dung cac cam snippets", "dong cad cam snippets", "dong cac cap snippets", "dong cac cau 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: (((("dong cac cam snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong cac cam snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong cac cam snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong cac cam snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.