Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cau lieu so snippets" » "cau lieu code snippets", "cau dieu so snippets", "cu lieu so snippets", "cau trieu so snippets", "cau hieu so snippets", "cau thieu so snippets", "cau lieu hoc 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: (((("cau lieu so snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau lieu so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cau lieu so snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau lieu so snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.