Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"du hanh chi snippets" » "du hanh code snippets", "du banh chi snippets", "du danh chi snippets", "du hanh che snippets", "dieu hanh chi snippets", "luu hanh chi snippets", "de thanh chi 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: (((("du hanh chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("du hanh chi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( du hanh chi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("du hanh chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.