Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bai trau cua snippets" » "bai trau code snippets", "bai tap cua snippets", "bai toan cua snippets", "bai tri cua snippets", "bai tru cua snippets", "bai tranh cua snippets", "bai tu cua 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: (((("bai trau cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai trau cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( bai trau cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai trau cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.