Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong hai cu snippets" » "trong hai code snippets", "trong thai cu snippets", "trong tai cu snippets", "trong hoat cu snippets", "trong hai cua snippets", "trong hai chu snippets", "trong hai cuc 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: (((("trong hai cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong hai cu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trong hai cu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong hai cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.